3v4l.org

run code in 500+ PHP versions simultaneously
<?php var_dump(ltrim(null, '@'));
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
Deprecated: ltrim(): Passing null to parameter #1 ($string) of type string is deprecated in /in/BLLQv on line 3 string(0) ""
Output for 7.0.0 - 7.0.20, 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
string(0) ""

preferences:
97.04 ms | 1672 KiB | 4 Q