Following functions are used to traverse the document tree.

doc

Returns the document node. doc can be called from anywhere in the document.

doc() 


const { create } = require('xmlbuilder2');

const root = create().ele("root");
const doc = root.doc();

first

Returns the first child node.

first() 


const { create } = require('xmlbuilder2');

const root = create().ele("root")
  .ele("node1").up()
  .ele("node2").up();
const node1 = root.first();

last

Returns the last child node.

last() 


const { create } = require('xmlbuilder2');

const root = create().ele("root")
  .ele("node1").up()
  .ele("node2").up();
const node2 = root.last();

next

Returns the next sibling node.

next() 


const { create } = require('xmlbuilder2');

const root = create().ele("root")
  .ele("node1").up()
  .ele("node2").up();
const node1 = root.first();
const node2 = node1.next();

prev

Returns the previous sibling node.

prev() 


const { create } = require('xmlbuilder2');

const root = create().ele("root")
  .ele("node1").up()
  .ele("node2").up();
const node2 = root.last();
const node1 = node2.prev();

root

Returns the root element node. Root element node is the document element node of the XML document. root can be called from anywhere in the document.

root() 


const { create } = require('xmlbuilder2');

const grandChild = create().ele("root").ele("child").ele("grandchild");
const root = grandchild.root();

up

Returns the parent element node.

up() 


const { create } = require('xmlbuilder2');

const grandChild = create().ele("root").ele("child").ele("grandchild");
const child = grandchild.up();
const root = child.up();