js通过location.search来获取页面传来的参数

这篇文章主要介绍了通过window.location.search来获取页面传来的参数，经测试是OK的

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function GetQueryString(name) { 

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

var r = window.location.search.substr(1).match(reg); 

if (r!=null) return (r[2]); return null; 
}

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var sname = GetQueryString("name"); 

if(sname!=null) 
{ 

var sname_ = decodeURIComponent(sname); 
alert(sname_); 
}

测试

abcd.html?name=xyz

应该弹出xyz

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