function Mixin::allNullOrIsList

@psalm-pure @psalm-assert iterable<list|null> $array

Parameters

mixed $array:

string $message:

Return value

void

Throws

InvalidArgumentException

File

vendor/webmozart/assert/src/Mixin.php, line 4793

Class

Mixin

This trait provides nurllOr*, all* and allNullOr* variants of assertion base methods. Do not use this trait directly: it will change, and is not designed for reuse.

Namespace

Webmozart\Assert

Code

public static function allNullOrIsList($array, $message = '') {
    static::isIterable($array);
    foreach ($array as $entry) {
        null === $entry || static::isList($entry, $message);
    }
}