Online PHP editor | output for VVk2S

@ 2019-12-03T10:08:01Z

<?php

// Original snippet 
// https://www.strangebuzz.com/en/snippets/modifying-array-values-with-array-map-and-an-anonymous-function

$array = [
    'kikoo' => 'cat',
    'foo' => 'bar',
];


$array1 = array_map(function ($value) {
    return $value.$value;
}, $array);

// for simple cases, pass the PHP function name directly
$array2 = array_map('strtoupper', $array);

print_r($array1);
print_r($array2);

Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Array ( [kikoo] => catcat [foo] => barbar ) Array ( [kikoo] => CAT [foo] => BAR )
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 ( [kikoo] => catcat [foo] => barbar ) Array ( [kikoo] => CAT [foo] => BAR )

preferences:dark modelive preview