Method componentDidMount

src/components/Modal.js:131–143

()

  };

  componentDidMount() {
    if (!canUseDOM) return;

    if (!isReact16) {
      this.node = createHTMLElement("div");
    }
    this.node.className = this.props.portalClassName;

    const parent = getParentElement(this.props.parentSelector);
    parent.appendChild(this.node);

    !isReact16 && this.renderPortal(this.props);
  }

  getSnapshotBeforeUpdate(prevProps) {
    const prevParent = getParentElement(prevProps.parentSelector);