Что читабельнее?

		String string = "param1 param2 'param3 param3 param3' param4 ' param5 param5 param5 param5' param6 param7 'param8' 'param9'";
		Matcher matcher = Pattern.compile("((?<=')([^']*)(?='(\\s|$)+)|(?<=\\s|^)[^\\s']*(?=\\s|$))").matcher(string);
		while (matcher.find()) 	System.out.println(matcher.group());


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<?php
$result=array();

$string="param1 param2 'param3 param3 param3' param4 ' param5 param5 param5 param5' param6 param7 'param8' 'param9' param99par";
var_dump(parseParams($string));

function parseParams($string){
    if(substr_count($string, "'") % 2!=0)trigger_error("String malformed", E_USER_ERROR);
    $all = explode(' ', $string);
    $curridx = 0; $i=-1; $into = false; $beforeInto=false;
    foreach($all as $item){
        if(substr($item,0,1)=="'"){
            $into=true;
            $curridx = $i+1;
            $result[$i+1] = '';
        }
        if(substr($item, strlen($item)-1,1)=="'") {
            $into=false;
            $beforeInto=true;
        }

        $rf = trim($item, "'");

        if(substr($rf, strlen($rf)-1,1)=="'")$rf=substr($rf,strlen($rf)-1);

        if(!$into && !$beforeInto){
            $result[] = $rf;
        }elseif($into || $beforeInto){
            $beforeInto=false;
            if(substr($rf,0,1)==" ")
                $result[$curridx] .= $rf;
            else
                $result[$curridx] .= (strlen($result[$curridx])==0?'':' ') . $rf;
        }

        $i++;
    }
    return $result;
}