How to use the vis-util.recursiveDOMDelete function in vis-util

_clean() {
    // not in mode
    this.inMode = false;

    // _clean the divs
    if (this.guiEnabled === true) {
      util.recursiveDOMDelete(this.editModeDiv);
      util.recursiveDOMDelete(this.manipulationDiv);

      // removes all the bindings and overloads
      this._cleanManipulatorHammers();
    }

    // remove temporary nodes and edges
    this._cleanupTemporaryNodesAndEdges();

    // restore overloaded UI functions
    this._unbindTemporaryUIs();

    // remove the temporaryEventFunctions
    this._unbindTemporaryEvents();

    // restore the physics if required
    this.body.emitter.emit('restorePhysics');

_createEditButton() {
    // restore everything to it's original state (if applicable)
    this._clean();

    // reset the manipulationDOM
    this.manipulationDOM = {};

    // empty the editModeDiv
    util.recursiveDOMDelete(this.editModeDiv);


    // create the contents for the editMode button
    let locale = this.options.locales[this.options.locale];
    let button = this._createButton('editMode', 'vis-button vis-edit vis-edit-mode', locale['edit'] || this.options.locales['en']['edit']);
    this.editModeDiv.appendChild(button);

    // bind a hammer listener to the button, calling the function toggleEditMode.
    this._bindHammerToDiv(button, this.toggleEditMode.bind(this));
  }

_removeManipulationDOM() {
    // removes all the bindings and overloads
    this._clean();

    // empty the manipulation divs
    util.recursiveDOMDelete(this.manipulationDiv);
    util.recursiveDOMDelete(this.editModeDiv);
    util.recursiveDOMDelete(this.closeDiv);

    // remove the manipulation divs
    if (this.manipulationDiv) {this.canvas.frame.removeChild(this.manipulationDiv);}
    if (this.editModeDiv)     {this.canvas.frame.removeChild(this.editModeDiv);}
    if (this.closeDiv)        {this.canvas.frame.removeChild(this.closeDiv);}

    // set the references to undefined
    this.manipulationDiv = undefined;
    this.editModeDiv = undefined;
    this.closeDiv = undefined;
  }

_removeManipulationDOM() {
    // removes all the bindings and overloads
    this._clean();

    // empty the manipulation divs
    util.recursiveDOMDelete(this.manipulationDiv);
    util.recursiveDOMDelete(this.editModeDiv);
    util.recursiveDOMDelete(this.closeDiv);

    // remove the manipulation divs
    if (this.manipulationDiv) {this.canvas.frame.removeChild(this.manipulationDiv);}
    if (this.editModeDiv)     {this.canvas.frame.removeChild(this.editModeDiv);}
    if (this.closeDiv)        {this.canvas.frame.removeChild(this.closeDiv);}

    // set the references to undefined
    this.manipulationDiv = undefined;
    this.editModeDiv = undefined;
    this.closeDiv = undefined;
  }

_removeManipulationDOM() {
    // removes all the bindings and overloads
    this._clean();

    // empty the manipulation divs
    util.recursiveDOMDelete(this.manipulationDiv);
    util.recursiveDOMDelete(this.editModeDiv);
    util.recursiveDOMDelete(this.closeDiv);

    // remove the manipulation divs
    if (this.manipulationDiv) {this.canvas.frame.removeChild(this.manipulationDiv);}
    if (this.editModeDiv)     {this.canvas.frame.removeChild(this.editModeDiv);}
    if (this.closeDiv)        {this.canvas.frame.removeChild(this.closeDiv);}

    // set the references to undefined
    this.manipulationDiv = undefined;
    this.editModeDiv = undefined;
    this.closeDiv = undefined;
  }

_clean() {
    // not in mode
    this.inMode = false;

    // _clean the divs
    if (this.guiEnabled === true) {
      util.recursiveDOMDelete(this.editModeDiv);
      util.recursiveDOMDelete(this.manipulationDiv);

      // removes all the bindings and overloads
      this._cleanManipulatorHammers();
    }

    // remove temporary nodes and edges
    this._cleanupTemporaryNodesAndEdges();

    // restore overloaded UI functions
    this._unbindTemporaryUIs();

    // remove the temporaryEventFunctions
    this._unbindTemporaryEvents();

    // restore the physics if required

delete this.edgesHandler;
  delete this.configurator;
  delete this.images;

  for (var nodeId in this.body.nodes) {
    if (!this.body.nodes.hasOwnProperty(nodeId)) continue;
    delete this.body.nodes[nodeId];
  }

  for (var edgeId in this.body.edges) {
    if (!this.body.edges.hasOwnProperty(edgeId)) continue;
    delete this.body.edges[edgeId];
  }

  // remove the container and everything inside it recursively
  util.recursiveDOMDelete(this.body.container);
};