用于对sString字符串进行前空格截除

cnangel

//-----------------------------------------------------------------------------------
//本函数用于对sString字符串进行前空格截除
// -----------------------------------------------------------------------------------
function JHshLTrim(sString)
{
var sStr,i,iStart,sResult = "";
sStr = sString.split("");
iStart = -1 ;
for (i = 0 ; i < sStr.length ; i++)
{
if (sStr != " ")
{
iStart = i;
break;
}
}
if (iStart == -1) { return "" ;}    //表示sString中的所有字符均是空格,则返回空串
else { return sString.substring(iStart) ;}
}