/home/techb158/exp.abdallabala.com/vendor/respect/validation/docs/rules
Edit: /home/techb158/exp.abdallabala.com/vendor/respect/validation/docs/rules/Callback.md (446B)
# Callback
- `v::callback(callable $callback)`
This is a wildcard validator, it uses a function name, method or closure
to validate something:
```php
v::callback('is_int')->validate(10); // true
```
(Please note that this is a sample, the `v::intVal()` validator is much better).
As in `v::call()`, you can pass a method or closure to it.
***
See also:
* [Call](Call.md)
* [CallableType](CallableType.md)
* [FilterVar](FilterVar.md)