# Json

- `v::json()`

Validates if the given input is a valid JSON.

```php
v::json()->validate('{"foo":"bar"}'); // true
```

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See also:

  * [Domain](Domain.md)
  * [Email](Email.md)
  * [FilterVar](FilterVar.md)
  * [Phone](Phone.md)
  * [VideoUrl](VideoUrl.md)