如何获得被点击了哪个按钮? [英] How to get which button is clicked?

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问题描述

我要检查一些条件,当特定的按钮被点击如何做到这一点?

  $(文件)。就绪(函数(){
         变种PRM = Sys.WebForms.PageRequestManager.getInstance();
         prm.add_initializeRequest(InitializeRequest);
         prm.add_endRequest(EndRequest);
         搜索(其他);
     });     功能InitializeRequest(发件人,参数){
     }     功能EndRequest(发件人,参数){
         警报(sender._postBackSettings.sourceElement.id)
         VAR STR1 =新的String(sender._postBackSettings.sourceElement.id);
         如果(sender._postBackSettings.sourceElement.id == ContentPlaceHolder1_btnNew){
             警报(你点击新的)
             搜索(NEW);
         }         其他{
         警报(OTHERS)
             搜索(其他);
          }
     }


解决方案

我将其分配到一个字符串值,如果检查状况作为字符串得到了解决。

  $(文件)。就绪(函数(){
         变种PRM = Sys.WebForms.PageRequestManager.getInstance();
         prm.add_initializeRequest(InitializeRequest);
         prm.add_endRequest(EndRequest);
         搜索(其他);
     });     功能InitializeRequest(发件人,参数){     }   功能EndRequest(发件人,参数){         VAR STR1 =新的String(sender._postBackSettings.sourceElement.id);         如果(STR1 ==ContentPlaceHolder1_btnNew){
            警报(你点击新的)
         }         其他{
          警报(你点击了他人)
         }     }

I want to check some condition when a particular button is clicked how to do this?

 $(document).ready(function () {
         var prm = Sys.WebForms.PageRequestManager.getInstance();
         prm.add_initializeRequest(InitializeRequest);
         prm.add_endRequest(EndRequest);
         Search("Other");


     });

     function InitializeRequest(sender, args) {
     }

     function EndRequest(sender, args) {
         alert(sender._postBackSettings.sourceElement.id)
         var str1 = new String(sender._postBackSettings.sourceElement.id);
         if (sender._postBackSettings.sourceElement.id == ContentPlaceHolder1_btnNew) {
             alert("You have clicked new")
             Search("NEW"); 
         }

         else {
         alert("OTHERS")
             Search("Other");
          }


     }

解决方案

I got the solution by assigning it to a string value and checking in if condition as string.

 $(document).ready(function () {
         var prm = Sys.WebForms.PageRequestManager.getInstance();
         prm.add_initializeRequest(InitializeRequest);
         prm.add_endRequest(EndRequest);
         Search("Other");


     });

     function InitializeRequest(sender, args) {

     }

   function EndRequest(sender, args) {

         var str1 = new String(sender._postBackSettings.sourceElement.id);

         if (str1 == "ContentPlaceHolder1_btnNew") {                
            alert("You have clicked new")
         }

         else {
          alert("You have clicked others")
         }

     }

这篇关于如何获得被点击了哪个按钮?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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