original_string: public function getBuffer() {
          // cut last line (is always prompt)
          $buf = explode("\n", $this->buffer);
          unset($buf[count($buf) - 1]);
          $buf = implode("\n", $buf);
          return trim($buf);
      }
code: public function getBuffer() {
          // cut last line (is always prompt)
          $buf = explode("\n", $this->buffer);
          unset($buf[count($buf) - 1]);
          $buf = implode("\n", $buf);
          return trim($buf);
      }
code_tokens: public function getBuffer ( ) { // cut last line (is always prompt) $ buf = explode ( "\n" , $ this -> buffer ) ; unset ( $ buf [ count ( $ buf ) - 1 ] ) ; $ buf = implode ( "\n" , $ buf ) ; return trim ( $ buf ) ; }
docstring: Returns the content of the command buffer
  
  @return string Content of the command buffer
docstring_tokens: Returns the content of the command buffer