3v4l.org

run code in 300+ PHP versions simultaneously
<?php $angry = 😡; $happy = 😀; function 💬($🔠, $🔡) { echo $🔠.' '.$🔡; }; 💬($anrgry, $happy);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Undefined constant "😡" in /in/6eeSI:3 Stack trace: #0 {main} thrown in /in/6eeSI on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Warning: Use of undefined constant 😡 - assumed '😡' (this will throw an Error in a future version of PHP) in /in/6eeSI on line 3 Warning: Use of undefined constant 😀 - assumed '😀' (this will throw an Error in a future version of PHP) in /in/6eeSI on line 4 Notice: Undefined variable: anrgry in /in/6eeSI on line 10 😀
Output for 7.3.32 - 7.3.33, 7.4.26
Warning: Use of undefined constant 😡 - assumed '😡' (this will throw an Error in a future version of PHP) in /in/6eeSI on line 3 Warning: Use of undefined constant 😀 - assumed '😀' (this will throw an Error in a future version of PHP) in /in/6eeSI on line 4 😀
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
Notice: Use of undefined constant 😡 - assumed '😡' in /in/6eeSI on line 3 Notice: Use of undefined constant 😀 - assumed '😀' in /in/6eeSI on line 4 Notice: Undefined variable: anrgry in /in/6eeSI on line 10 😀

preferences:
185.37 ms | 402 KiB | 199 Q