diff --git a/services/dfx/include/time_cmd_dispatcher.h b/services/dfx/include/time_cmd_dispatcher.h
index c653623..ad88a81 100644
--- a/services/dfx/include/time_cmd_dispatcher.h
+++ b/services/dfx/include/time_cmd_dispatcher.h
@@ -19,12 +19,10 @@
 #include <map>
 #include <string>
 #include <vector>
-
 #include "time_cmd_parse.h"
 
 namespace OHOS {
 namespace MiscServices {
-
 class TimeCmdDispatcher {
 public:
     static TimeCmdDispatcher &GetInstance();
@@ -37,4 +35,4 @@ private:
 };
 } // namespace MiscServices
 } // namespace OHOS
-#endif //TIME_CMD_DISPATCHER_H
\ No newline at end of file
+#endif // TIME_CMD_DISPATCHER_H
\ No newline at end of file
diff --git a/services/dfx/include/time_cmd_parse.h b/services/dfx/include/time_cmd_parse.h
index db48880..04ffba2 100644
--- a/services/dfx/include/time_cmd_parse.h
+++ b/services/dfx/include/time_cmd_parse.h
@@ -34,4 +34,4 @@ private:
     std::string help;
     Action action;
 };
-#endif //TIME_CMDPARSE_H
\ No newline at end of file
+#endif // TIME_CMDPARSE_H
\ No newline at end of file
diff --git a/services/dfx/src/time_cmd_dispatcher.cpp b/services/dfx/src/time_cmd_dispatcher.cpp
index 8f4a2f6..331e3cb 100644
--- a/services/dfx/src/time_cmd_dispatcher.cpp
+++ b/services/dfx/src/time_cmd_dispatcher.cpp
@@ -13,15 +13,14 @@
  * limitations under the License.
  */
 
+#include "time_cmd_dispatcher.h"
+
 #include <cstdio>
 #include <iostream>
-
-#include "time_cmd_dispatcher.h"
 #include "time_hilog_wreapper.h"
 
 namespace OHOS {
 namespace MiscServices {
-
 bool TimeCmdDispatcher::Dispatch(int fd, const std::vector<std::string> &args)
 {
     if (args.empty() || args.at(0) == "-h") {
diff --git a/services/time_manager/src/time_service.cpp b/services/time_manager/src/time_service.cpp
index 65671d4..04f8546 100644
--- a/services/time_manager/src/time_service.cpp
+++ b/services/time_manager/src/time_service.cpp
@@ -423,7 +423,8 @@ void TimeService::DumpTimerInfoById(int fd, const std::vector<std::string> &inpu
             return;
         }
     }
-    timerManagerHandler_->ShowTimerEntryById(fd, std::atoi(input.at(2).c_str()));
+    int paramNumPos=2;
+    timerManagerHandler_->ShowTimerEntryById(fd, std::atoi(input.at(paramNumPos).c_str()));
 }
 
 void TimeService::DumpTimerTriggerById(int fd, const std::vector<std::string> &input)
@@ -437,7 +438,8 @@ void TimeService::DumpTimerTriggerById(int fd, const std::vector<std::string> &i
             return;
         }
     }
-    timerManagerHandler_->ShowTimerTriggerById(fd, std::atoi(input.at(2).c_str()));
+    int paramNumPos=2;
+    timerManagerHandler_->ShowTimerTriggerById(fd, std::atoi(input.at(paramNumPos).c_str()));
 }
 
 int TimeService::set_rtc_time(time_t sec)