js获取URL中的参数
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var $url = location.href ; alert(getQueStr($url,"lk"));
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function getQueStr(url,ref)
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{
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var str = url.substr(url.indexOf('?')+1);
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if(str.indexOf('&')!=-1)
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{
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var arr = str.split('&');
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for(i in arr)
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{
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if(arr[i].split('=')[0]==ref)
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return arr[i].split('=')[1];
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}
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}else
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{
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return url.substr(url.indexOf('=')+1)
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}
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}
var $url = location.href ; alert(getQueStr($url,"lk")); 2
function getQueStr(url,ref) 3
{ 4
var str = url.substr(url.indexOf('?')+1); 5
if(str.indexOf('&')!=-1) 6
{ 7
var arr = str.split('&'); 8
for(i in arr) 9
{ 10
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if(arr[i].split('=')[0]==ref) 12
return arr[i].split('=')[1]; 13
} 14
}else 15
{ 16
return url.substr(url.indexOf('=')+1) 17
} 18
}


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