May
23
2013
JQuery实现倒计时按钮的效果
作者:
绝缘体.. 发布:
2013-05-23 13:09 分类:
未分类 阅读:
抢沙发
一个实现了在按钮上显示倒计时,倒计时完毕自动将按钮设置为不可用的效果,具体代码如下:
<html>
<head>
<title>test count down button</title>
<script src="http://www.phpernote.com/js/jquery.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$('#btn').click(function () {
var count = 3;
var countdown = setInterval(CountDown, 1000);
function CountDown() {
$("#btn").attr("disabled", true);
$("#btn").val("Please wait " + count + " seconds!");
if (count == 0) {
$("#btn").val("Submit").removeAttr("disabled");
clearInterval(countdown);
}
count--;
}
})
});
</script>
</head>
<body>
<input type="button" id="btn" value="Submit" />
</body>
</html>
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