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javascript 获取Url指定参数的值

【注意:此文章为博主原创文章!转载需注意,请带原文链接,至少也要是txt格式!】
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | <!DOCTYPE HTML>
<!--STATUS OK-->
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
</head>
<body>
<script type="text/javascript">
getQueryValue = function(b, c) {
var d = new RegExp("(^|&|\\?|#)" + stringescapeReg(c) + "=([^&#]*)(&|\x24|#)","");
var a = b.match(d);
if (a) {
return a[2]
}
return null
};
stringescapeReg = function(a) {
return String(a).replace(new RegExp("([.*+?^=!:\x24{}()|[\\]/\\\\])","g"), "\\\x241")
}
//示例URL地址: http://woj.app/xxx.html?step=123123&url=https%3A%2F%2Fwoj.app%2Fxxx.html
var step = getQueryValue(location.href,'step'); //第一个参数为需要获取的当前的URL地址:location.href 第二个参数为要获取的URL地址的参数
var url = decodeURIComponent(getQueryValue(location.href,'url'));
alert(step);
alert(url);
</script>
</body>
</html> |
代码中已经说的很明白了,自己看吧。
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