3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match("//u", "\xE38182", $matches)); var_dump($matches); var_dump(preg_match("//u", "\xE4B880", $matches)); var_dump($matches); var_dump(preg_match("//u", "\xF0A0808B", $matches)); var_dump($matches); var_dump(preg_match("//u", "𠀋", $matches)); var_dump($matches); var_dump("\xF0A0808B" === "𠀋");

preferences:
29.21 ms | 402 KiB | 5 Q