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<?php $start_date = new DateTime("2013-05-13"); $day_of_week = $start_date->format("w"); $start_date->modify('-' . $day_of_week + 1 . ' day'); echo $start_date->format('l, F jS, Y');
Output for git.master, git.master_jit, rfc.property-hooks
Saturday, May 11th, 2013

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