public function addFilter($field, $value, $operator= '=')
    {
        $this->filter[] = [
          'field' => $field,
          'value' => $value,
          'operator' => $operator,
        ];
        
        return $this;
    }
public function addFilter($field, $value, $operator= '=')
    {
        $this->filter[] = [
          'field' => $field,
          'value' => $value,
          'operator' => $operator,
        ];
        
        return $this;
    }
public function addFilter ( $ field , $ value , $ operator = '=' ) { $ this -> filter [ ] = [ 'field' => $ field , 'value' => $ value , 'operator' => $ operator , ] ; return $ this ; }
Add a filter that will be passed to the API query
@param string $field
@param string $value
@param string $operator
@return \Arrowsphere\Client\xAC\Cursor
Add a filter that will be passed to the API query