3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($arg=null, $arg2) { var_dump($arg, $arg2); } f();
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Optional parameter $arg declared before required parameter $arg2 is implicitly treated as a required parameter in /in/mkNUJ on line 3 Fatal error: Uncaught ArgumentCountError: Too few arguments to function f(), 0 passed in /in/mkNUJ on line 7 and exactly 2 expected in /in/mkNUJ:3 Stack trace: #0 /in/mkNUJ(7): f() #1 {main} thrown in /in/mkNUJ on line 3
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: Optional parameter $arg declared before required parameter $arg2 is implicitly treated as a required parameter in /in/mkNUJ on line 3 Fatal error: Uncaught ArgumentCountError: Too few arguments to function f(), 0 passed in /in/mkNUJ on line 7 and exactly 2 expected in /in/mkNUJ:3 Stack trace: #0 /in/mkNUJ(7): f() #1 {main} thrown in /in/mkNUJ on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Deprecated: Required parameter $arg2 follows optional parameter $arg in /in/mkNUJ on line 3 Fatal error: Uncaught ArgumentCountError: Too few arguments to function f(), 0 passed in /in/mkNUJ on line 7 and exactly 2 expected in /in/mkNUJ:3 Stack trace: #0 /in/mkNUJ(7): f() #1 {main} thrown in /in/mkNUJ on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught ArgumentCountError: Too few arguments to function f(), 0 passed in /in/mkNUJ on line 7 and exactly 2 expected in /in/mkNUJ:3 Stack trace: #0 /in/mkNUJ(7): f() #1 {main} thrown in /in/mkNUJ on line 3
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20
Warning: Missing argument 2 for f(), called in /in/mkNUJ on line 7 and defined in /in/mkNUJ on line 3 Notice: Undefined variable: arg2 in /in/mkNUJ on line 4 NULL NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5
Warning: Missing argument 2 for f() in /in/mkNUJ on line 3 NULL NULL

preferences:
213.71 ms | 402 KiB | 313 Q