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run code in 300+ PHP versions simultaneously
<?php $array = [ [1 => 'one', 2 => 'two', 3 => 'three'] ]; var_export(array_map(fn() => func_get_args(), ...$array)); echo "\n---\n"; var_export(array_map(null, ...$array));
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array ( 1 => array ( 0 => 'one', ), 2 => array ( 0 => 'two', ), 3 => array ( 0 => 'three', ), ) --- array ( 1 => 'one', 2 => 'two', 3 => 'three', )
preferences:
107.81 ms | 407 KiB | 5 Q