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# Tld

- `Tld()`

Validates whether the input is a top-level domain.

```php
v::tld()->assert('com');
// Validation passes successfully

v::tld()->assert('ly');
// Validation passes successfully

v::tld()->assert('org');
// Validation passes successfully

v::tld()->assert('COM');
// Validation passes successfully
```

## Templates

### `Tld::TEMPLATE_STANDARD`

|       Mode | Template                                        |
| ---------: | :---------------------------------------------- |
|  `default` | {{subject}} must be a top-level domain name     |
| `inverted` | {{subject}} must not be a top-level domain name |

## Template placeholders

| Placeholder | Description                                                      |
| ----------- | ---------------------------------------------------------------- |
| `subject`   | The validated input or the custom validator name (if specified). |

## Categorization

- Internet

## Changelog

| Version | Description       |
| ------: | :---------------- |
|   3.0.0 | Templates changed |
|   0.3.9 | Created           |

## See Also

- [CountryCode](CountryCode.md)
- [Domain](Domain.md)
- [Ip](Ip.md)
- [MacAddress](MacAddress.md)
- [PublicDomainSuffix](PublicDomainSuffix.md)
- [SubdivisionCode](SubdivisionCode.md)