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<?php $str = "achieve3000_Gestalt_students102713.txt"; $dat = substr($str, strpos($str, "_")); echo $dat; list($prefix, $meat) = explode("_",$str, 2); list($dat, $ext) = explode(".", $meat); echo rtrim($dat, "0123456789"); ?>
Output for git.master, git.master_jit, rfc.property-hooks
_Gestalt_students102713.txtGestalt_students

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