How to get parameters in url in JavaScript

This article is about how to get parameters in url in JavaScript. Xiaobian thinks it is quite practical, so share it with everyone for reference. Let's follow Xiaobian and have a look.

1. Get the value of the specified url parameter

//get the specified parameter value of the specified url

//name is the parameter name

//url is the specified url address

function GetQueryStringRegExp(name,url) {

var reg = new RegExp("(^|\\?|&) " + name + "=([^&]*)(\\s|&|$)", "i");

if (reg.test(url)) return decodeURIComponent(RegExp.$ 2.replace(/\+/g, " ")); return "";

}

2. Get the value of the specified parameter URL of the current page

//get url value of specified parameter

function GetQueryStringRegExp(name) {

var reg = new RegExp("(^|\\?|&) " + name + "=([^&]*)(\\s|&|$)", "i");

if (reg.test(location.href)) return decodeURIComponent(RegExp.$ 2.replace(/\+/g, " ")); return "";

}

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