3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match("//u", "\xF0A0808C", $matches)); var_dump(preg_match("//u", "𠀋", $matches)); var_dump($matches); var_dump("\xF0A0808B" == "𠀋");
based on YVsN7
Output for 5.3.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bool(false) int(1) array(1) { [0]=> string(0) "" } bool(false)
Output for 4.3.5 - 5.3.3
int(0) int(1) array(1) { [0]=> string(0) "" } bool(false)
Output for 4.3.0 - 4.3.4
int(1) int(1) array(1) { [0]=> string(0) "" } bool(false)