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run code in 150+ php & hhvm versions
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<?php $pattern = '/.*[A-Z]+.*?/'; $string = 'aaadfa'; preg_match ( $pattern, $string, $result ); var_dump( $pattern, $result );
Output for 4.3.0 - 7.1.0
string(13) "/.*[A-Z]+.*?/" array(0) { }