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<?php var_dump(preg_match('/.*/', hex2bin('ff'))); var_dump(preg_match('/^$/', hex2bin('ff'))); var_dump(preg_match('/.*/u', hex2bin('ff'))); var_dump(preg_grep('/.*/u', [hex2bin('ff')]));
Output for rfc.property-hooks, git.master_jit, git.master
int(1) int(0) bool(false) array(0) { }

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