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<?php $start = "09:30"; $end = "11:15"; list($hour, $min) = explode(":",$start); $start = $hour + round($min/60,2); list($hour, $min) = explode(":",$end); $end = $hour + round($min/60,2); var_dump($start,$end); echo ($end-$start)*4;
Output for git.master, git.master_jit, rfc.property-hooks
float(9.5) float(11.25) 7

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