<?php
 
$re = '/"levelReached"\s*,\s*value:\s*"([^"]*)"/';
$str = 'abasdfkj askl;jbasd fbaskdf; bakjsld;fasdfasdf
$("<input>").attr({name: "levelReached", value: 
"hardest27" }).appendTo(newForm);
asdf alkjs; dr;uilaw era; ar;lkja uqiw;er kasjd ra.k asd/jfrasr
 
$("<input>").attr({name: "levelReached", value: 
"hardest28" }).appendTo(newForm)
asffasdfas fasdf asdf
 
 
';
 
preg_match_all($re, $str, $matches);
 
//echo $matches[1];
 
foreach($matches[1] as $matchgroup)
	echo $matchgroup."\n";
 
//var_dump($matches);
 
 
?>

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