全选的实现

原创于 2014-01-25 19:33:36 发布 · 566 阅读

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<!DOCTYPE html>
<html>
  <head>
    <title>allSelected.html</title>
	
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="this is my page">
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    
    <!--<link rel="stylesheet" type="text/css" href="./styles.css">-->
	<script language = "javascript" type = "text/javascript">
		function allSel(){
			var names = document.getElementsByName("name1");
			for(i=0;i<names.length;i++){
				if(myselect.checked){
					names[i].checked = true;
				}else{
					names[i].checked = false;
				}
			}
		}
	</script>
  </head>
  
  <body>
    <input type = "checkbox" name = "name1">hello<br/>
    <input type = "checkbox" name = "name1">hi<br/>
    <input type = "checkbox" name = "name1">good<br/>
    <input type = "checkbox" name = "name1">ok<br/>
    <input type = "checkbox" name = "name1">yes<br/>
    <input type = "checkbox" name = "name1">no<p/>
    <input id = "myselect" type = "checkbox" onclick = "allSel()">全选
  </body>
</html>