# Regex - `Regex(string $regex)` Evaluates a regex on the input and validates if matches ```php v::regex('/[a-z]/')->validate('a'); // true ``` Message template for this validator includes `{{regex}}` ## Changelog Version | Description --------|------------- 0.3.9 | Created *** See also: - [Alnum](Alnum.md) - [Alpha](Alpha.md) - [Contains](Contains.md) - [Digit](Digit.md) - [EndsWith](EndsWith.md) - [StartsWith](StartsWith.md)