# BoolType

- `v::boolType()`

Validates if the input is a boolean value:

```php
v::boolType()->validate(true); // true
v::boolType()->validate(false); // true
```

***
See also:

  * [ArrayType](ArrayType.md)
  * [BoolVal](BoolVal.md)
  * [CallableType](CallableType.md)
  * [FloatType](FloatType.md)
  * [FloatVal](FloatVal.md)
  * [IntType](IntType.md)
  * [No](No.md)
  * [NullType](NullType.md)
  * [ObjectType](ObjectType.md)
  * [ResourceType](ResourceType.md)
  * [StringType](StringType.md)
  * [TrueVal](TrueVal.md)
  * [Type](Type.md)
  * [Yes](Yes.md)