Prado\Xml\TXmlElement::setAttribute PHP Méthode

    public function setAttribute($name, $value)
    {
        $this->getAttributes()->add($name, TPropertyValue::ensureString($value));
    }

 public function testToString()
 {
     $element = new TXmlElement('tag');
     self::assertEquals('<tag />', (string) $element);
     $element->setAttribute('key', 'value');
     self::assertEquals('<tag key="value" />', (string) $element);
     $element->setValue('value');
     self::assertEquals('<tag key="value">value</tag>', (string) $element);
 }