3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $values = array( 0, 1, '1', 1.1, 1.00, 1.01, 2.33, 3.445, -3.45, 12.3432 ); foreach($values as $value) { $isValid = false; $value = abs($value); $regexp = '/^[0-9]+\.[0-9][0-9]?$/'; $result = preg_match($regexp, $value, $matches); if(count($matches) == 1) $isValid = true; var_dump($result); if($isValid) { echo $value."\n"; } }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(0) int(0) int(0) int(1) 1.1 int(0) int(1) 1.01 int(1) 2.33 int(0) int(1) 3.45 int(0)