Method setUsed

/**
 * Set used parameter to true
 *
 * @param   bool  $value  The value to set
 *
 * @return void
 *
 * @since   4.0.0
 */
public function setUsed($value = true)
{
    $this->arguments['used'] = $value;
    if ($value === true) {
        $this->stopPropagation();
    }
}