RegEx.php

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<?php

 
namespace Depage\HtmlForm\Validators;

class RegEx extends Validator
{
    protected $regEx = "//";

    public function validate($value, $parameters = [])
    {
        $match = (bool) preg_match($this->regEx, $value, $matchedSubstring);

        $completeMatch = $match && ($value === $matchedSubstring[0]);
 
        if (preg_last_error() !== PREG_NO_ERROR) {
            $this->log("Regular expression warning: error code " . preg_last_error());
        }
 
        return $completeMatch;
    }

    public function setRegEx($regEx)
    {
        $this->regEx = $regEx;
    }
}