original_string: public function appendStyle($cssStyle)
      {
          $cssStyle = trim($cssStyle, " \n;");
          $cssStyle && $this->styles[] = $cssStyle;
          return $this;
      }
code: public function appendStyle($cssStyle)
      {
          $cssStyle = trim($cssStyle, " \n;");
          $cssStyle && $this->styles[] = $cssStyle;
          return $this;
      }
code_tokens: public function appendStyle ( $ cssStyle ) { $ cssStyle = trim ( $ cssStyle , " \n;" ) ; $ cssStyle && $ this -> styles [ ] = $ cssStyle ; return $ this ; }
docstring: Add css style to the element
  @param string $cssStyle
  @return $this
docstring_tokens: Add css style to the element