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gd3500975182w <?php $yr="2014"; $week="01"; $day="02"; $day=date("D",strtotime($day)); $newdate= date("d-m-Y", strtotime($yr."W".$week));; echo $newdate; $k = explode("-", $newdate); $ymd = $k[2]."-".$k[0]."-".$k[1]; echo $ymd ?>
Output for git.master, git.master_jit, rfc.property-hooks
gd3500975182w 30-12-20132013-30-12

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