# contact-forms/2.1.2/PFBC/Validation/RegExp.php

Contact Forms by Cimatti, version 2.1.2. 24 lines.

- Page: https://pluginprobe.com/plugins/contact-forms/2.1.2/code/PFBC/Validation/RegExp.php
- Raw: https://pluginprobe.com/plugins/contact-forms/2.1.2/raw/PFBC/Validation/RegExp.php
- Modified: 2026-04-08T09:49:58+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/contact-forms/2.1.2/code/PFBC/Validation/RegExp.php#L10-L20`.

```php
<?php
/**
 * PFBC (PHP Form Builder Class) - Third-party library
 * @package PFBC
 */

// phpcs:disable WordPress.Security.EscapeOutput, WordPress.NamingConventions.PrefixAllGlobals, PluginCheck.CodeAnalysis.Heredoc -- Third-party library

class Validation_RegExp extends Validation {
	protected $message = "Error: %element% contains invalid characters.";
	protected $pattern;

	public function __construct($pattern, $message = "") {
		$this->pattern = $pattern;
		parent::__construct($message);
	}

	public function isValid($value) {
		if($this->isNotApplicable($value) || preg_match($this->pattern, $value))
			return true;
		return false;	
	}
}

```