3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump('\n'); var_dump("\n");
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
string(2) "\n" string(1) " "

preferences:
92.62 ms | 406 KiB | 5 Q