3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); $func = 'strrev'; $args = [ 555555 ]; eval("print \$func(...\$args);"); call_user_func_array($func, $args);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
555555 Fatal error: Uncaught TypeError: strrev(): Argument #1 ($string) must be of type string, int given in /in/tgQYR:10 Stack trace: #0 /in/tgQYR(10): strrev(555555) #1 {main} thrown in /in/tgQYR on line 10
Process exited with code 255.
Output for 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
555555 Fatal error: Uncaught TypeError: strrev() expects parameter 1 to be string, int given in /in/tgQYR:10 Stack trace: #0 /in/tgQYR(10): strrev(555555) #1 {main} thrown in /in/tgQYR on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33
555555 Fatal error: Uncaught TypeError: strrev() expects parameter 1 to be string, integer given in /in/tgQYR:10 Stack trace: #0 /in/tgQYR(10): strrev(555555) #1 {main} thrown in /in/tgQYR on line 10
Process exited with code 255.

preferences:
129.44 ms | 402 KiB | 173 Q