1# BoolVal
2
3- `v::boolVal()`
4
5Validates if the input results in a boolean value:
6
7```php
8v::boolVal()->validate('on'); // true
9v::boolVal()->validate('off'); // true
10v::boolVal()->validate('yes'); // true
11v::boolVal()->validate('no'); // true
12v::boolVal()->validate(1); // true
13v::boolVal()->validate(0); // true
14```
15
16***
17See also:
18
19  * [BoolType](BoolType.md)
20  * [CallableType](CallableType.md)
21  * [FloatType](FloatType.md)
22  * [FloatVal](FloatVal.md)
23  * [IntType](IntType.md)
24  * [No](No.md)
25  * [NullType](NullType.md)
26  * [ObjectType](ObjectType.md)
27  * [ResourceType](ResourceType.md)
28  * [StringType](StringType.md)
29  * [TrueVal](TrueVal.md)
30  * [Type](Type.md)
31  * [Yes](Yes.md)
32