original_string: protected function checkColumns()
  	{
  		$success = false;
  
  		if ( ! empty($this->form_input['columns']) )
  		{
  			$success = true;
  		}
  		else
  		{
  			$this->appendError("No_columns","No column name setted: you need to fill atleast one \"column_\" field");
  		}
  
  		return $success;
  	}
code: protected function checkColumns()
  	{
  		$success = false;
  
  		if ( ! empty($this->form_input['columns']) )
  		{
  			$success = true;
  		}
  		else
  		{
  			$this->appendError("No_columns","No column name setted: you need to fill atleast one \"column_\" field");
  		}
  
  		return $success;
  	}
code_tokens: protected function checkColumns ( ) { $ success = false ; if ( ! empty ( $ this -> form_input [ 'columns' ] ) ) { $ success = true ; } else { $ this -> appendError ( "No_columns" , "No column name setted: you need to fill atleast one \"column_\" field" ) ; } return $ success ; }
docstring: Check the column field if atleast one exists
  @return Boolean $success
docstring_tokens: Check the column field if atleast one exists