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<?php $str = "lorem ispmes dolter yexy tesy 201812321910AT l tesyui lorem ispmes dolter gjexy tesy 201812321810AT hekfl lorem tesxts 201812321910AT-001 lot kyesu oerd 201812321910AT-001 lfs tes ol sghn"; preg_match_all("/(\d{12}AT.*?)\s/", $str, $matches); var_dump($matches);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> array(4) { [0]=> string(15) "201812321910AT " [1]=> string(15) "201812321810AT " [2]=> string(19) "201812321910AT-001 " [3]=> string(19) "201812321910AT-001 " } [1]=> array(4) { [0]=> string(14) "201812321910AT" [1]=> string(14) "201812321810AT" [2]=> string(18) "201812321910AT-001" [3]=> string(18) "201812321910AT-001" } }

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