JAVASCRIPT实现如request.querystring("xxx")的方法 -------------------------------------------------------------------------------- function GetQueryValue(sorStr,panStr) { var vStr=""; if (sorStr==null || sorStr=="" || panStr==null || panStr=="") return vStr; sorStr = sorStr.toLowerCase(); panStr += "="; var itmp=sorStr.indexOf(panStr); if (itmp<0){return vStr;} sorStr = sorStr.substr(itmp + panStr.length); itmp=sorStr.indexOf("&"); if (itmp<0) { return sorStr; } else { sorStr=sorStr.substr(0,itmp); return sorStr; } } // 获得url字符串 var strGetQuery = document.location.search; // 获得csdnstyle 参数的值 var stylevalue = GetQueryValue(strGetQuery,'csdnstyle'
function Request(sName) { /* get last loc. of ? right: find first loc. of sName +2 retrieve value before next &
*/
var sURL = new String(window.location); var iQMark= sURL.lastIndexOf('?'); var iLensName=sName.length;
//retrieve loc. of sName var iStart = sURL.indexOf('?' + sName +'=') //limitation 1 if (iStart==-1) {//not found at start iStart = sURL.indexOf('&' + sName +'=')//limitation 1 if (iStart==-1) {//not found at end return 0; //not found } }
function GetQueryValue(sorStr,panStr)
{
var vStr="";
if (sorStr==null || sorStr=="" || panStr==null || panStr=="") return vStr;
sorStr = sorStr.toLowerCase();
panStr += "=";
var itmp=sorStr.indexOf(panStr);
if (itmp<0){return vStr;}
sorStr = sorStr.substr(itmp + panStr.length);
itmp=sorStr.indexOf("&");
if (itmp<0)
{
return sorStr;
}
else
{
sorStr=sorStr.substr(0,itmp);
return sorStr;
}
}
// 获得url字符串
var strGetQuery = document.location.search;
// 获得csdnstyle 参数的值
var stylevalue = GetQueryValue(strGetQuery,'csdnstyle'
{ /*
get last loc. of ?
right: find first loc. of sName
+2
retrieve value before next &
*/
var sURL = new String(window.location);
var iQMark= sURL.lastIndexOf('?');
var iLensName=sName.length;
//retrieve loc. of sName
var iStart = sURL.indexOf('?' + sName +'=') //limitation 1
if (iStart==-1)
{//not found at start
iStart = sURL.indexOf('&' + sName +'=')//limitation 1
if (iStart==-1)
{//not found at end
return 0; //not found
}
}
iStart = iStart + + iLensName + 2;
var iTemp= sURL.indexOf('&',iStart); //next pair start
if (iTemp ==-1)
{//EOF
iTemp=sURL.length;
}
return sURL.slice(iStart,iTemp ) ;
sURL=null;//destroy String
}