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<?php $datetime = '2014-11-10-16.14.18'; $datetime = preg_replace('#(\d+)-(\d+)-(\d+)-(\d+)\.(\d+)\.(\d+)#', '\1-\2-\3-\4 ', $datetime); var_dump($datetime);
Output for git.master, git.master_jit, rfc.property-hooks
string(14) "2014-11-10-16 "

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