js javascript <select>根据value或text设置下拉列表的默认值

 1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 2 <HTML>
 3  <HEAD>
 4   <TITLE> New Document </TITLE>
 5   <META NAME="Generator" CONTENT="EditPlus">
 6   <META NAME="Author" CONTENT="">
 7   <META NAME="Keywords" CONTENT="">
 8   <META NAME="Description" CONTENT="">
 9  
10  </HEAD>
11 
12  <BODY>
13   <select name="actorname" id="actor">
14     <option value="all">全部</option>
15     <option value="hstf">黑色头发</option>
16     <option value="zstf">紫色头发</option>
17     <option value="bj">北京</option>
18     <option value="hjyy">海军医院</option>
19     <option value="kjyy">空军医院</option>
20     <option value="ljyy">陆军医院</option>
21   </select>&nbsp;&nbsp;&nbsp; &nbsp;
22  </BODY>
23   <script>
24 function selectValue(sId,value){
25     var s = document.getElementById(sId);
26     var ops = s.options;
27     for(var i=0;i<ops.length; i++){
28         var tempValue = ops[i].value;
29         if(tempValue == value)
30         {
31             ops[i].selected = true;
32         }
33     }
34 }
35 
36 selectValue('actor','hstf');
37   </script>
38 </HTML>

 

posted @ 2013-05-08 13:24  1406425891  阅读(534)  评论(0编辑  收藏  举报