<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<script type="text/javascript" src="js/jquery-3.1.1.min.js" ></script>
<link rel="stylesheet" href="css/style.css" />
<title></title>
<script>
$(function(){
$(but).click(function(){
$(cb).each(function(){
$(this).attr("checked",true);
alert($(this).val());
}) ;
}) ;
}) ;
</script>
</head>
<body>
<input type="checkbox" id="cb" value="one"/>one
<input type="checkbox" id="cb" value="two"/>two
<input type="checkbox" id="cb" value="three"/>three <br/>
<input type="button" id="but" value="按钮" />
</body>
</html>
转载请注明原文地址: https://ju.6miu.com/read-667030.html
