componentDidMount() {
    fetch("/employeeSet?$format=json")
      .then((res) => res.json())
      .then(
        (result) => {
          this.setState({
            results: result.d.results,
            isLoaded: true,
          });
        },
        (error) => {
          this.setState({
            isLoaded: false,
            error,
          });
        }
      );
  }