3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'one' => range(1,3), range('a', 'c'), 'moo' => array( 'baa' => array('A', 'C'), ), ); function transform(array $array) { foreach ($array as $key => $value) { if (is_array($value)) { yield from transform($value); } else { yield 'JAM_' . $key => $value; } } } $a = iterator_to_array(transform($array)); var_dump($a);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(3) { ["JAM_0"]=> string(1) "A" ["JAM_1"]=> string(1) "C" ["JAM_2"]=> string(1) "c" }
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 array(3) { ["JAM_0"]=> string(1) "A" ["JAM_1"]=> string(1) "C" ["JAM_2"]=> string(1) "c" }
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected 'transform' (T_STRING) in /in/aYVMF on line 14
Process exited with code 255.
preferences:
192.02 ms | 402 KiB | 213 Q