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<?php function ReformatPhoneNumber($number) { if(strlen($number) > 12 || strlen($number) < 7) throw new Exception("Invalid phone number"); if(preg_match('/^\d+(\d-\d)?\d*(\d\s\d)?\d+$/', $number) === 1) return str_replace(array('-', ' '), '', $number); } //echo ReformatPhoneNumber('012345'); function MaxArray($arr) { $max = 0; foreach($arr as $element) { if(is_array($element)) $max = MaxArray($element) > $max ? MaxArray($element) : $max; else $max = $element > $max ? $element : $max; } return $max; } $arr = array(array(141,151,161), 2, 3, array(101, 202, array(303,404))); echo MaxArray($arr);
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
404
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_NEW in /in/gSB68 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_NEW in /in/gSB68 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/gSB68 on line 5
Process exited with code 255.

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