function Assert::validArrayKey

Checks if a value is a valid array key (int or string).

@psalm-pure @psalm-assert array-key $value

Parameters

mixed $value:

string $message:

Throws

InvalidArgumentException

File

vendor/webmozart/assert/src/Assert.php, line 1718

Class

Assert

Efficient assertions to validate the input/output of your methods.

Namespace

Webmozart\Assert

Code

public static function validArrayKey($value, $message = '') {
    if (!(\is_int($value) || \is_string($value))) {
        static::reportInvalidArgument(\sprintf($message ?: 'Expected string or integer. Got: %s', static::typeToString($value)));
    }
}