# Punct - `Punct()` - `Punct(string ...$additionalChars)` Validates whether the input composed by only punctuation characters. ```php v::punct()->isValid('&,.;[]'); // true ``` ## Templates ### `Punct::TEMPLATE_STANDARD` | Mode | Template | | ---------- | ---------------------------------------------------- | | `default` | {{subject}} must contain only punctuation characters | | `inverted` | {{subject}} must not contain punctuation characters | ### `Punct::TEMPLATE_EXTRA` | Mode | Template | | ---------- | ---------------------------------------------------------------------------- | | `default` | {{subject}} must contain only punctuation characters and {{additionalChars}} | | `inverted` | {{subject}} must not contain punctuation characters or {{additionalChars}} | ## Template placeholders | Placeholder | Description | | ----------------- | ---------------------------------------------------------------- | | `additionalChars` | Additional characters that are considered valid. | | `subject` | The validated input or the custom validator name (if specified). | ## Categorization - Strings ## Changelog | Version | Description | | ------: | ----------- | | 0.5.0 | Created | --- See also: - [Control](Control.md) - [Graph](Graph.md) - [Printable](Printable.md)