Countable()
Validates if the input is countable, in other words, if you're allowed to use count() function on it.
v::countable()->isValid([]); // true
v::countable()->isValid(new ArrayObject()); // true
v::countable()->isValid('string'); // false
- Types
Version | Description |
---|---|
1.0.0 | Created from ArrayVal |
See also: