Prado\Web\UI\THtmlWriter::removeStyleAttribute PHP Метод

    public function removeStyleAttribute($name)
    {
        unset($this->_styles[THttpUtility::htmlStrip($name)]);
    }

 public function testRemoveStyleAttribute()
 {
     $writer = new THtmlWriter(self::$output);
     $writer->addStyleAttribute('font-size', '1em');
     $writer->addStyleAttribute('background-image', 'url(image.gif)');
     $writer->removeStyleAttribute('font-size');
     $result = self::readAttribute($writer, '_styles');
     self::assertTrue(isset($result['background-image']));
     self::assertFalse(isset($result['font-size']));
 }