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<?php $str='AB1,F06,IT3,PCH,PCN,PE1,PK2,PNQ,PTT,WQV,1BK,1G8,1S2,2PF,3FU,35C,4KF,7A7,7X2,9S8'; $esExt = preg_match( '/\[EA[0-9]\]/', $str ); var_dump($esExt);
Output for git.master, git.master_jit, rfc.property-hooks
int(0)

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