3v4l.org

run code in 300+ PHP versions simultaneously
<?php function without() { echo 'no return'; } function with(): string { echo 'no return'; } echo with(); echo without();
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
no return Fatal error: Uncaught TypeError: with(): Return value must be of type string, none returned in /in/pRhCT:9 Stack trace: #0 /in/pRhCT(11): with() #1 {main} thrown in /in/pRhCT on line 9
Process exited with code 255.
Output for 4.3.1
Parse error: parse error, unexpected ':', expecting '{' in /in/pRhCT on line 7
Process exited with code 255.
preferences:
43.46 ms | 407 KiB | 5 Q