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              class BasicForm extends React.Component {
  constructor(props) {
    super(props);

    this.state = { value: "" };
  }

  handleChange = event => {
    this.setState({ userName: event.target.value });
  };

  handleSubmit = event => {
    $("#myModal").modal();
    event.preventDefault();
  };

  render = () => {
    return (
      <div className="container mt-3">
        <form onSubmit={this.handleSubmit}>
          <div className="form-group">
            <label htmlFor="exampleInputEmail1">Email address</label>
            <input
              type="email"
              className="form-control"
              id="exampleInputEmail1"
              aria-describedby="emailHelp"
              placeholder="Enter email"
              onChange={this.handleChange}
            />
            <small id="emailHelp" className="form-text text-muted">
              We'll never share your email with anyone else.
            </small>
          </div>
          <div className="form-group">
            <label htmlFor="exampleInputPassword1">Password</label>
            <input
              type="password"
              className="form-control"
              id="exampleInputPassword1"
              placeholder="Password"
            />
          </div>
          <div className="form-check">
            <input
              type="checkbox"
              className="form-check-input"
              id="exampleCheck1"
            />
            <label className="form-check-label" htmlFor="exampleCheck1">
              Check me out
            </label>
          </div>
          <button type="submit" className="btn btn-primary">
            Submit
          </button>
        </form>
        <ModalPopup message={this.state.userName} title="Information" />
      </div>
    );
  };
}

class ModalPopup extends React.Component {
  render = () => (
    <div className="modal fade" id="myModal">
      <div className="modal-dialog">
        <div className="modal-content">
          <div className="modal-header">
            <h4 className="modal-title">{this.props.title}</h4>
            <button type="button" className="close" data-dismiss="modal">
              ×
            </button>
          </div>

          <div className="modal-body">{this.props.message}</div>

          <div className="modal-footer">
            <button
              type="button"
              className="btn btn-danger"
              data-dismiss="modal"
            >
              Close
            </button>
          </div>
        </div>
      </div>
    </div>
  );
}

ReactDOM.render(<BasicForm />, document.getElementById("app"));
            
          
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