3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_numeric("32.00")); class foo { function get_flags($uid = NULL, $set=TRUE) { $flags = $this->get_metadata('flags', $uid); if($flags == FALSE){ return FALSE; } if($set){$this->flags = $flags;} return $flags; } function get_metadata($field, $uid) { return $field.$uid; } function __construct() { var_dump($this->get_flags(1, false)); } }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bool(true)

preferences:
264.34 ms | 405 KiB | 457 Q