original_string: public function addStyleClass($styleClass)
      {
          $styleClass = (string)$styleClass;
          if (!in_array($styleClass, $this->styleClasses)) {
              array_push($this->styleClasses, $styleClass);
          }
          return $this;
      }
code: public function addStyleClass($styleClass)
      {
          $styleClass = (string)$styleClass;
          if (!in_array($styleClass, $this->styleClasses)) {
              array_push($this->styleClasses, $styleClass);
          }
          return $this;
      }
code_tokens: public function addStyleClass ( $ styleClass ) { $ styleClass = ( string ) $ styleClass ; if ( ! in_array ( $ styleClass , $ this -> styleClasses ) ) { array_push ( $ this -> styleClasses , $ styleClass ) ; } return $ this ; }
docstring: Add style class
  
  @api
  @param string $styleClass Style class
  @return static
docstring_tokens: Add style class