3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'PHP', 'Arrays', 'Funções', ]; function hashtag($x){ return "#".$x; } $y = array_map(function ($v, $k){ return "#".$v.$k; }, $array); print_r($y);
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 1 passed and exactly 2 expected in /in/98hLS:12 Stack trace: #0 [internal function]: {closure}('PHP') #1 /in/98hLS(12): array_map(Object(Closure), Array) #2 {main} thrown in /in/98hLS on line 12
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 Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 1 passed and exactly 2 expected in /in/98hLS:12 Stack trace: #0 [internal function]: {closure}('PHP') #1 /in/98hLS(12): array_map(Object(Closure), Array) #2 {main} thrown in /in/98hLS on line 12
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, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught ArgumentCountError: Too few arguments to function {closure}(), 1 passed and exactly 2 expected in /in/98hLS:12 Stack trace: #0 [internal function]: {closure}('PHP') #1 /in/98hLS(14): array_map(Object(Closure), Array) #2 {main} thrown in /in/98hLS on line 12
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Warning: Missing argument 2 for {closure}() in /in/98hLS on line 12 Notice: Undefined variable: k in /in/98hLS on line 13 Warning: Missing argument 2 for {closure}() in /in/98hLS on line 12 Notice: Undefined variable: k in /in/98hLS on line 13 Warning: Missing argument 2 for {closure}() in /in/98hLS on line 12 Notice: Undefined variable: k in /in/98hLS on line 13 Array ( [0] => #PHP [1] => #Arrays [2] => #Funções )

preferences:
153.64 ms | 402 KiB | 166 Q