> array functions have the same parameter order and string functions have theirs Except when they have different order :) array_filter(array $array, ?callab

> array functions have the same parameter order and string functions have theirs Except when they have different order :) array_filter(array $array, ?callable $callback = null, int $mode = 0): array array_map(?callable $callback, array $array, array ...$arrays): array