3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match('/あ/u', "\xE38182", $matches)); var_dump(preg_match('//u', "\xF0A0808B", $matches)); var_dump(preg_match('//u', "𠀋", $matches)); var_dump("\xF0A0808B" == "𠀋");
based on oPvR0
Output for 5.3.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bool(false) bool(false) int(1) bool(false)
Output for 4.3.5 - 5.3.3
int(0) int(0) int(1) bool(false)
Output for 4.3.0 - 4.3.4
int(0) int(1) int(1) bool(false)