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https://gitee.com/openharmony/interface_sdk-js
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17c1bf64be
Issue: https://gitee.com/openharmony/interface_sdk-js/issues/IAJGK1 Signed-off-by: yaoyuan <yuanyao14@huawei.com> Change-Id: I45f582620ee93e6cee291566e2fa026208cf0034
695 lines
25 KiB
TypeScript
695 lines
25 KiB
TypeScript
/*
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* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file
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* @kit ArkTS
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*/
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/**
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* LightWeightSet stores a set of values, each of which must be unique.
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*
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* LightWeightSet stores a set of values, each of which must be unique.
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*
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* LightWeightSet stores a set of values, each of which must be unique.
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*
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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declare class LightWeightSet<T> {
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/**
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* A constructor used to create a LightWeightSet object.
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*
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* @throws { BusinessError } 10200012 - The LightWeightSet's constructor cannot be directly invoked.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* A constructor used to create a LightWeightSet object.
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*
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* @throws { BusinessError } 10200012 - The LightWeightSet's constructor cannot be directly invoked.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* A constructor used to create a LightWeightSet object.
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*
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* @throws { BusinessError } 10200012 - The LightWeightSet's constructor cannot be directly invoked.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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constructor();
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/**
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* Gets the element number of the LightWeightSet.
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*
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* @type { number }
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Gets the element number of the LightWeightSet.
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*
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* @type { number }
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Gets the element number of the LightWeightSet.
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*
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* @type { number }
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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length: number;
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/**
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* If the set does not contain the element, the specified element is added
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*
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* @param { T } obj - obj obj Added element
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* @returns { boolean } the boolean type(Is there contain this element)
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* @throws { BusinessError } 10200011 - The add method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* If the set does not contain the element, the specified element is added
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*
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* @param { T } obj - obj obj Added element
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* @returns { boolean } the boolean type(Is there contain this element)
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* @throws { BusinessError } 10200011 - The add method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* If the set does not contain the element, the specified element is added
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*
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* @param { T } obj - obj obj Added element
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* @returns { boolean } the boolean type(Is there contain this element)
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* @throws { BusinessError } 10200011 - The add method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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add(obj: T): boolean;
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/**
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* Adds all the objects in a specified LightWeightSet container to the current LightWeightSet container
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*
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* @param { LightWeightSet<T> } set - set set the Set object to provide the added element
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* @returns { boolean } the boolean type(Is there any new data added successfully)
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* @throws { BusinessError } 10200011 - The addAll method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Adds all the objects in a specified LightWeightSet container to the current LightWeightSet container
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*
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* @param { LightWeightSet<T> } set - set set the Set object to provide the added element
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* @returns { boolean } the boolean type(Is there any new data added successfully)
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* @throws { BusinessError } 10200011 - The addAll method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Adds all the objects in a specified LightWeightSet container to the current LightWeightSet container
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*
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* @param { LightWeightSet<T> } set - set set the Set object to provide the added element
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* @returns { boolean } the boolean type(Is there any new data added successfully)
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* @throws { BusinessError } 10200011 - The addAll method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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addAll(set: LightWeightSet<T>): boolean;
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/**
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* Returns whether this set has all the object in a specified set
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*
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* @param { LightWeightSet<T> } set - set set the Set object to compare
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The hasAll method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Returns whether this set has all the object in a specified set
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*
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* @param { LightWeightSet<T> } set - set set the Set object to compare
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The hasAll method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Returns whether this set has all the object in a specified set
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*
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* @param { LightWeightSet<T> } set - set set the Set object to compare
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The hasAll method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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hasAll(set: LightWeightSet<T>): boolean;
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/**
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* Checks whether an LightWeightSet container has a specified key
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*
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* @param { T } key - key key need to determine whether to include the key
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The has method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Checks whether an LightWeightSet container has a specified key
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*
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* @param { T } key - key key need to determine whether to include the key
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The has method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Checks whether an LightWeightSet container has a specified key
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*
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* @param { T } key - key key need to determine whether to include the key
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The has method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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has(key: T): boolean;
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/**
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* Checks whether an the objects of an LightWeighSet container are of the same type as a specified Object LightWeightSet
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*
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* @param { Object } obj - obj obj need to determine whether to include the obj
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The equal method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Checks whether an the objects of an LightWeighSet container are of the same type as a specified Object LightWeightSet
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*
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* @param { Object } obj - obj obj need to determine whether to include the obj
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* @returns { boolean } the boolean type
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* @throws { BusinessError } 10200011 - The equal method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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* @deprecated since 12
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*/
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equal(obj: Object): boolean;
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/**
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* Ensures that the capacity of an LightWeightSet container is greater than or equal to a specified value,
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* and that the container has all the original objects after capacity expansion
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*
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* @param { number } minimumCapacity Minimum capacity to be reserved
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* @throws { BusinessError } 10200011 - The increaseCapacityTo method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types;
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* 3.Parameter verification failed.
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* @throws { BusinessError } 10200001 - The value of minimumCapacity is out of range.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Ensures that the capacity of an LightWeightSet container is greater than or equal to a specified value,
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* and that the container has all the original objects after capacity expansion
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*
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* @param { number } minimumCapacity Minimum capacity to be reserved
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* @throws { BusinessError } 10200011 - The increaseCapacityTo method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types;
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* 3.Parameter verification failed.
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* @throws { BusinessError } 10200001 - The value of minimumCapacity is out of range.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Ensures that the capacity of an LightWeightSet container is greater than or equal to a specified value,
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* and that the container has all the original objects after capacity expansion
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*
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* @param { number } minimumCapacity Minimum capacity to be reserved
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* @throws { BusinessError } 10200011 - The increaseCapacityTo method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types;
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* 3.Parameter verification failed.
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* @throws { BusinessError } 10200001 - The value of minimumCapacity is out of range.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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increaseCapacityTo(minimumCapacity: number): void;
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/**
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* Obtains the index of s key of a specified Object type in an LightWeightSet container
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*
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* @param { T } key - key key Looking for goals
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* @returns { number } Subscript corresponding to target
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* @throws { BusinessError } 10200011 - The getIndexOf method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Obtains the index of s key of a specified Object type in an LightWeightSet container
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*
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* @param { T } key - key key Looking for goals
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* @returns { number } Subscript corresponding to target
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* @throws { BusinessError } 10200011 - The getIndexOf method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Obtains the index of s key of a specified Object type in an LightWeightSet container
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*
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* @param { T } key - key key Looking for goals
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* @returns { number } Subscript corresponding to target
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* @throws { BusinessError } 10200011 - The getIndexOf method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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getIndexOf(key: T): number;
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/**
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* Deletes an object of a specified Object type from an LightWeightSet container
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*
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* @param { T } key - key key Target to be deleted
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* @returns { T } Target element
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* @throws { BusinessError } 10200011 - The remove method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Deletes an object of a specified Object type from an LightWeightSet container
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*
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* @param { T } key - key key Target to be deleted
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* @returns { T } Target element
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* @throws { BusinessError } 10200011 - The remove method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Deletes an object of a specified Object type from an LightWeightSet container
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*
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* @param { T } key - key key Target to be deleted
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* @returns { T } Target element
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* @throws { BusinessError } 10200011 - The remove method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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remove(key: T): T;
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/**
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* Deletes an object at the location identified by index from an LightWeightSet container
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*
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* @param { number } index - index index Target subscript for search
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* @returns { boolean } the boolean type(Is there a delete value)
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* @throws { BusinessError } 10200011 - The removeAt method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Deletes an object at the location identified by index from an LightWeightSet container
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*
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* @param { number } index - index index Target subscript for search
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* @returns { boolean } the boolean type(Is there a delete value)
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* @throws { BusinessError } 10200011 - The removeAt method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Deletes an object at the location identified by index from an LightWeightSet container
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*
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* @param { number } index - index index Target subscript for search
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* @returns { boolean } the boolean type(Is there a delete value)
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* @throws { BusinessError } 10200011 - The removeAt method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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removeAt(index: number): boolean;
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/**
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* Removes all of the mapping from this map
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* The map will be empty after this call returns
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*
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* @throws { BusinessError } 10200011 - The clear method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Removes all of the mapping from this map
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* The map will be empty after this call returns
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*
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* @throws { BusinessError } 10200011 - The clear method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Removes all of the mapping from this map
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* The map will be empty after this call returns
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*
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* @throws { BusinessError } 10200011 - The clear method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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clear(): void;
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/**
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* Executes the given callback function once for each real key in the map.
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* It does not perform functions on deleted keys.
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*
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* @param { function } callbackFn - callbackFn
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* callbackFn (required) A function that accepts up to three arguments.
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* The function to be called for each element.
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* @param { Object } [thisArg] - thisArg
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* thisArg (Optional) The value to be used as this value for when callbackFn is called.
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* If thisArg is omitted, undefined is used as the this value.
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* @throws { BusinessError } 10200011 - The forEach method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @since 8
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*/
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/**
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* Executes the given callback function once for each real key in the map.
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* It does not perform functions on deleted keys.
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*
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* @param { function } callbackFn - callbackFn
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* callbackFn (required) A function that accepts up to three arguments.
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* The function to be called for each element.
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* @param { Object } [thisArg] - thisArg
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* thisArg (Optional) The value to be used as this value for when callbackFn is called.
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* If thisArg is omitted, undefined is used as the this value.
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* @throws { BusinessError } 10200011 - The forEach method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @since 10
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*/
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/**
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* Executes the given callback function once for each real key in the map.
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* It does not perform functions on deleted keys.
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*
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* @param { function } callbackFn - callbackFn
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* callbackFn (required) A function that accepts up to three arguments.
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* The function to be called for each element.
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* @param { Object } [thisArg] - thisArg
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* thisArg (Optional) The value to be used as this value for when callbackFn is called.
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* If thisArg is omitted, undefined is used as the this value.
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* @throws { BusinessError } 10200011 - The forEach method cannot be bound.
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* @throws { BusinessError } 401 - Parameter error. Possible causes:
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* 1.Mandatory parameters are left unspecified;
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* 2.Incorrect parameter types.
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* @syscap SystemCapability.Utils.Lang
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* @crossplatform
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* @atomicservice
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* @since 12
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*/
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forEach(callbackFn: (value?: T, key?: T, set?: LightWeightSet<T>) => void, thisArg?: Object): void;
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/**
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|
* returns an ES6 iterator.Each item of the iterator is a Javascript Object
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|
*
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* @returns { IterableIterator<T> }
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|
* @throws { BusinessError } 10200011 - The Symbol.iterator method cannot be bound.
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* @syscap SystemCapability.Utils.Lang
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|
* @since 8
|
|
*/
|
|
/**
|
|
* returns an ES6 iterator.Each item of the iterator is a Javascript Object
|
|
*
|
|
* @returns { IterableIterator<T> }
|
|
* @throws { BusinessError } 10200011 - The Symbol.iterator method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* returns an ES6 iterator.Each item of the iterator is a Javascript Object
|
|
*
|
|
* @returns { IterableIterator<T> }
|
|
* @throws { BusinessError } 10200011 - The Symbol.iterator method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
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|
* @crossplatform
|
|
* @atomicservice
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|
* @since 12
|
|
*/
|
|
[Symbol.iterator](): IterableIterator<T>;
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|
/**
|
|
* Obtains a string that contains all the keys and values in an LightWeightSet container
|
|
*
|
|
* @returns { String }
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @since 8
|
|
*/
|
|
/**
|
|
* Obtains a string that contains all the keys and values in an LightWeightSet container
|
|
*
|
|
* @returns { String }
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* Obtains a string that contains all the keys and values in an LightWeightSet container
|
|
*
|
|
* @returns { String }
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
toString(): String;
|
|
/**
|
|
* Obtains an Array that contains all the objects of an LightWeightSet container.
|
|
*
|
|
* @returns { Array<T> }
|
|
* @throws { BusinessError } 10200011 - The toArray method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @since 8
|
|
*/
|
|
/**
|
|
* Obtains an Array that contains all the objects of an LightWeightSet container.
|
|
*
|
|
* @returns { Array<T> }
|
|
* @throws { BusinessError } 10200011 - The toArray method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* Obtains an Array that contains all the objects of an LightWeightSet container.
|
|
*
|
|
* @returns { Array<T> }
|
|
* @throws { BusinessError } 10200011 - The toArray method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
toArray(): Array<T>;
|
|
/**
|
|
* Obtains the object at the location identified by index in an LightWeightSet container
|
|
*
|
|
* @param { number } index - index index Target subscript for search
|
|
* @returns { T } the value of key-value pairs
|
|
* @throws { BusinessError } 10200011 - The getValueAt method cannot be bound.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes:
|
|
* 1.Mandatory parameters are left unspecified;
|
|
* 2.Incorrect parameter types.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @since 8
|
|
*/
|
|
/**
|
|
* Obtains the object at the location identified by index in an LightWeightSet container
|
|
*
|
|
* @param { number } index - index index Target subscript for search
|
|
* @returns { T } the value of key-value pairs
|
|
* @throws { BusinessError } 10200011 - The getValueAt method cannot be bound.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes:
|
|
* 1.Mandatory parameters are left unspecified;
|
|
* 2.Incorrect parameter types.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* Obtains the object at the location identified by index in an LightWeightSet container
|
|
*
|
|
* @param { number } index - index index Target subscript for search
|
|
* @returns { T } the value of key-value pairs
|
|
* @throws { BusinessError } 10200011 - The getValueAt method cannot be bound.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes:
|
|
* 1.Mandatory parameters are left unspecified;
|
|
* 2.Incorrect parameter types.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
getValueAt(index: number): T;
|
|
/**
|
|
* Returns a ES6 iterator of the values contained in this Set
|
|
*
|
|
* @returns { IterableIterator<T> }
|
|
* @throws { BusinessError } 10200011 - The values method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @since 8
|
|
*/
|
|
/**
|
|
* Returns a ES6 iterator of the values contained in this Set
|
|
*
|
|
* @returns { IterableIterator<T> }
|
|
* @throws { BusinessError } 10200011 - The values method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* Returns a ES6 iterator of the values contained in this Set
|
|
*
|
|
* @returns { IterableIterator<T> }
|
|
* @throws { BusinessError } 10200011 - The values method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
values(): IterableIterator<T>;
|
|
/**
|
|
* Returns a Iterator object that contains the [key, value] pairs for each element in the Set object in insertion order
|
|
*
|
|
* @returns { IterableIterator<[T, T]> }
|
|
* @throws { BusinessError } 10200011 - The entries method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @since 8
|
|
*/
|
|
/**
|
|
* Returns a Iterator object that contains the [key, value] pairs for each element in the Set object in insertion order
|
|
*
|
|
* @returns { IterableIterator<[T, T]> }
|
|
* @throws { BusinessError } 10200011 - The entries method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* Returns a Iterator object that contains the [key, value] pairs for each element in the Set object in insertion order
|
|
*
|
|
* @returns { IterableIterator<[T, T]> }
|
|
* @throws { BusinessError } 10200011 - The entries method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
entries(): IterableIterator<[T, T]>;
|
|
/**
|
|
* Returns whether the set object contains elements
|
|
*
|
|
* @returns { boolean }
|
|
* @throws { BusinessError } 10200011 - The isEmpty method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @since 8
|
|
*/
|
|
/**
|
|
* Returns whether the set object contains elements
|
|
*
|
|
* @returns { boolean }
|
|
* @throws { BusinessError } 10200011 - The isEmpty method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @since 10
|
|
*/
|
|
/**
|
|
* Returns whether the set object contains elements
|
|
*
|
|
* @returns { boolean }
|
|
* @throws { BusinessError } 10200011 - The isEmpty method cannot be bound.
|
|
* @syscap SystemCapability.Utils.Lang
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
isEmpty(): boolean;
|
|
}
|
|
|
|
export default LightWeightSet;
|