[javascript]同php中print_R()类似的函数

<?xml version="1.0"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style>
	*{font:12px verdana;}
	</style>
 </head>
<body>
<script language="javascript" type="text/javascript">
<!--
redirectUrl ="";
function urlRedirect(){
	currUrl = document.location.href;
	currUrlArr = currUrl.split("?");
	var params = currUrlArr[1];

if (typeof(params)=="undefined")
	{
		//
	}
	else{
		paramsArr = params.split("&");
		prt(paramsArr);
		var i=0;
		var GetValue = new Array;
		for (p in paramsArr )
		{
			if ( paramsArr[p] !='' )
			{
				Get = paramsArr[p].split("=");
				GetValue[i] = Get[1];
				i++;
			}			
		}
		redirectUrl = GetValue.join("_");
	}//end if

prt(redirectUrl);
}

function prt(arr){
	document.write('<textarea name="" rows="10" cols="80" >');
	print_R(arr);
	document.write('

'); } function pr(arr){ document.write('

');
	print_R(arr);
	document.write('

'); } urlRedirect(); //-->