3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrTags = [ 'mango' => 2, 'orange' => 4, 'apple' => 2, 'banana' => 3, 'peach' => 3, 'strawberry' => 3, 'blueberry' => 3, 'raspberry' => 3, 'lychee' => 2, 'fig' => 1, 'guava' => 1, 'grape' => 3, 'watermelon' => 2, 'kiwi' => 5, 'pear' => 3 ]; uksort($arrTags, fn($a, $b) => [$arrTags[$b], $a] <=> [$arrTags[$a], $b]); var_export($arrTags);
Output for 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 ( 'kiwi' => 5, 'orange' => 4, 'banana' => 3, 'blueberry' => 3, 'grape' => 3, 'peach' => 3, 'pear' => 3, 'raspberry' => 3, 'strawberry' => 3, 'apple' => 2, 'lychee' => 2, 'mango' => 2, 'watermelon' => 2, 'fig' => 1, 'guava' => 1, )
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 ( 'kiwi' => 5, 'orange' => 4, 'banana' => 3, 'blueberry' => 3, 'grape' => 3, 'peach' => 3, 'pear' => 3, 'raspberry' => 3, 'strawberry' => 3, 'apple' => 2, 'lychee' => 2, 'mango' => 2, 'watermelon' => 2, 'fig' => 1, 'guava' => 1, )
Output for 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ')' in /in/V6N68 on line 21
Process exited with code 255.
preferences:
162.28 ms | 401 KiB | 156 Q