3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $vBase = [ 'properName' => function($value) { return (bool)preg_match('/^(\p{Lu}{1}[A-Za-z\p{Cyrillic}]+){1}([\-\s]{1}\p{Lu}[A-Za-z\p{Cyrillic}]+)*$/', $value); }, ]; $tests = [ 'Коломиец-Московская', 'Петр Могила', 'Nikita', 'Philipp Gopkalo', 'test 12', '12test', 'test12', 'alex' ]; foreach ($tests as $test) { print_r( [ 'value' => $test, 'isValidFormat' => (integer)$vBase['properName']($test), ] ); }
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [value] => Коломиец-Московская [isValidFormat] => 0 ) Array ( [value] => Петр Могила [isValidFormat] => 0 ) Array ( [value] => Nikita [isValidFormat] => 1 ) Array ( [value] => Philipp Gopkalo [isValidFormat] => 1 ) Array ( [value] => test 12 [isValidFormat] => 0 ) Array ( [value] => 12test [isValidFormat] => 0 ) Array ( [value] => test12 [isValidFormat] => 0 ) Array ( [value] => alex [isValidFormat] => 0 )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/Bgqff on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/Bgqff on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Bgqff on line 4
Process exited with code 255.