Regex
February 3, 2026 ยท View on GitHub
Regex(string $regex)
Validates whether the input matches a defined regular expression.
v::regex('/[a-z]/')->assert('a');
// Validation passes successfully
Message template for this validator includes {{regex}}.
Templates
Regex::TEMPLATE_STANDARD
| Mode | Template |
|---|---|
default | {{subject}} must match the {{regex|quote}} pattern |
inverted | {{subject}} must not match the {{regex|quote}} pattern |
Template placeholders
| Placeholder | Description |
|---|---|
subject | The validated input or the custom validator name (if specified). |
regex |
Categorization
- Strings
Changelog
| Version | Description |
|---|---|
| 3.0.0 | Templates changed |
| 0.3.9 | Created |