Swift_Mime_SimpleMimeEntity::setContentType PHP 메소드

    public function setContentType($type)
    {
        $this->setContentTypeInHeaders($type);
        // Keep track of the value so that if the content-type changes automatically
        // due to added child entities, it can be restored if they are later removed
        $this->userContentType = $type;
        return $this;
    }