original_string: public function getTag()
      {
          if (null === $this->_tag) {
              $tag = $this->getOption('tag');
              if (null !== $tag) {
                  $this->removeOption('tag');
              } else {
                  $tag = 'span';
              }
  
              $this->setTag($tag);
              return $tag;
          }
  
          return $this->_tag;
      }
code: public function getTag()
      {
          if (null === $this->_tag) {
              $tag = $this->getOption('tag');
              if (null !== $tag) {
                  $this->removeOption('tag');
              } else {
                  $tag = 'span';
              }
  
              $this->setTag($tag);
              return $tag;
          }
  
          return $this->_tag;
      }
code_tokens: public function getTag ( ) { if ( null === $ this -> _tag ) { $ tag = $ this -> getOption ( 'tag' ) ; if ( null !== $ tag ) { $ this -> removeOption ( 'tag' ) ; } else { $ tag = 'span' ; } $ this -> setTag ( $ tag ) ; return $ tag ; } return $ this -> _tag ; }
docstring: Get HTML tag, if any, with which to surround tooltip
  
  @return string
docstring_tokens: Get HTML tag if any with which to surround tooltip