original_string: public function bindCallback($callback, $argument = null) {
          if ($callback instanceof Closure) {
              call_user_func_array($callback, [$this, $argument]);
          }
  
          return $this;
      }
code: public function bindCallback($callback, $argument = null) {
          if ($callback instanceof Closure) {
              call_user_func_array($callback, [$this, $argument]);
          }
  
          return $this;
      }
code_tokens: public function bindCallback ( $ callback , $ argument = null ) { if ( $ callback instanceof Closure ) { call_user_func_array ( $ callback , [ $ this , $ argument ] ) ; } return $ this ; }
docstring: Bind a Closure callback to this query and execute it.
  
  @param \Closure $callback
  @param mixed $argument
  @return $this
docstring_tokens: Bind a Closure callback to this query and execute it .