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js取得IE地址栏指定参数的值

09.08.2010, js, by .

<script language="JavaScript">
function getQueryString(key){
    var searchString = document.location.search.toString();
    var returnValue = ”;
    if (searchString.substr(0,1)==’?’ && searchString.length>1)
    {
        var queryString = searchString.substring(1,searchString.length)
        var queryList = queryString.split(‘&’);
        for (var i=0; i<queryList.length; i++)
        {
            var oneQuery = queryList[i].split(‘=’);
            if (oneQuery[0]==key && oneQuery.length==2)
            {
                returnValue = oneQuery[1];
            }
        }
    }
    return returnValue;
}
</script>

<script>

document.write(getQueryString(‘id’));

alert(getQueryString(‘id’));
</script>

<a href="?id=90">aaaaaaaa </a>

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