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<?php $num = '527545855 '; var_dump( preg_match( '/\d*/', substr( $num, 0, 18 ), $coincidencias ) ); var_dump($coincidencias);exit;
Output for git.master, git.master_jit, rfc.property-hooks
int(1) array(1) { [0]=> string(9) "527545855" }

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