jQuery操作radio、checkbox、select示例

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<html>
 <head>
  <title> jQuery操作radio、checkbox、select示例 </title>
  <meta name="Generator" content="EditPlus">
  <meta name="Author" content="">
  <meta name="Keywords" content="">
  <meta name="Description" content="">
  <script src="http://code.jquery.com/jquery-1.11.1.min.js" ></script>
 </head>

 <body>
  <div>
                <input type="radio" name="radio" id="radio1" value="radio1" />radio1    
                <input type="radio" name="radio" id="radio2" value="radio2" />radio2    
                <input type="radio" name="radio" id="radio3" value="radio3" />radio3    
                <input type="radio" name="radio" id="radio4" value="radio4" />radio4   
                 
                <br/>
                 
                <input type="checkbox" name="checkbox" id="checkbox_id1" value="checkbox1" />checkbox1    
                <input type="checkbox" name="checkbox" id="checkbox_id2" value="checkbox2" />checkbox2    
                <input type="checkbox" name="checkbox" id="checkbox_id3" value="checkbox3" />checkbox3    
                <input type="checkbox" name="checkbox" id="checkbox_id4" value="checkbox4" />checkbox4    
                <input type="checkbox" name="checkbox" id="checkbox_id5" value="checkbox5" />checkbox5    
                 
                <br/>
                 
                <select name="select" id="select_id" style=" 100px;">    
                    <option value="select1">select1</option>    
                    <option value="select2">select2</option>    
                    <option value="select3">select3</option>    
                    <option value="select4">select4</option>    
                    <option value="select5">select5</option>    
                    <option value="select6">select6</option>    
                </select>   
                 
                <br/>
                 
                <span onclick="show()">点击</span>
  
  </div>
      <script>
     
            function show()
            { 
                //jquery获取单选框的值
                alert($('input[type="radio"][name="radio"]:checked').val());
             
                //jquery循环输出选中的值
                $("input[type=checkbox][name=checkbox]:checked").each(function(){ 
                    alert($(this).val());    
                });    
             
                //jquery获取Select选中项的Value    
                alert($("#select_id").val());
             
                //jquery获取Select选中项的Text               
                alert($("#select_id :selected").text());    
            }
     
    </script>
 </body>
</html>
原文地址:https://www.cnblogs.com/yangml/p/3874747.html