JQuery简单的按钮点击和文本框输入事件

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'test.jsp' starting page</title>
    
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">    
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
    <!--
    <link rel="stylesheet" type="text/css" href="styles.css">
    -->
        <script type="text/javascript" src="script/jquery-1.8.3.min.js"></script>
        <script type="text/javascript">  
  
            $(document).ready(function(){  
              $("#clickme").click(function(){  
                   alert("Hello World  click");  
              });  
                
                
             $('#clickmebind').bind("click", function(){  
              alert("Hello World  bind");  
             });  
              
            $('#clickmeon').on('click', function(){  
             alert("Hello World  on");  
            });  
            });  
  
</script>
            <script type="text/javascript">
        //使用id的方式获取
        $(document).ready(function(){
            //1
            $("#button_text1").click(function(){
                var result1 = $("#input_text1").val();
                alert("result1 = " + result1);
            });
            //2
            $("#button_text2").click(function(){
                var result2 = $("input[id='input_text2']").val();
                alert("result2 = " + result2);
            });
            //3
            $("#button_text3").click(function(){
                var result3 = $("input[id='input_text3']").attr("value");
                alert("result3 = " + result3);
            });
            //4. 可以通过type的值来获取input中的值(未演示)
            /*
            $("#button_text4").click(function(){
                var result4 = $("input[type='text']").val();
                alert("result4 = " + result4);
            });
            */
            //5. 可以通过name的值来获取input中的值(未演示)
            /*
            $("#button_text5").click(function(){
                var result5 = $("input[name='text']").val();
                alert("result5 = " + result5);
            });            
            */
        });
        </script>


  </head>
  <body>
        <h1>根据ID来判定</h1>
        <input type="button" name="clickmes"  id="clickme"   value="click me" />
        <input type="button" name="clickmebinds" id="clickmebind"  value="clickme_bind" />
        <input type="button" name="clickmeons" id="clickmeon"  value="clickme_on" />
        
         <!-- 获取文本框的值:方式一 -->
        <div id="test1">
            <input id="input_text1" type="text" value="test1" style="width: 100px;" />
            <button id="button_text1">test1</button>
        </div>
        <!-- 获取文本框的值:方式二 -->
        <div id="test2">
            <input id="input_text2" type="text" value="test2" style="width: 100px;" />
            <button id="button_text2">test2</button>
        </div>
        <!-- 获取文本框的值:方式三 -->
        <div id="test3">
            <input id="input_text3" type="text" value="test3" style="width: 100px;" />
            <button id="button_text3">test3</button>
        </div>
        
        
  </body>
</html>

 

posted @ 2016-07-13 11:20  纵观全局  阅读(12106)  评论(0编辑  收藏  举报