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<?php var_dump( preg_match('/^pa\d{2}$/', 'pa04'), preg_match('/^pa\d{2}$/', 'c01'), preg_match('/^c\d{2}$/', 'c02'), preg_match('/^c\d{2}$/', 'pa03'), );
Output for git.master, git.master_jit, rfc.property-hooks
int(1) int(0) int(1) int(0)

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