node[index]
Allows to get a child node using table indexation using anumber (the position of the node inside its parent). Returns the matching child Node or nil.
Example
--! luart-extensions
import xml
xml = require("xml")
local root = xml.Node("root")
root:add("title", "The Wonderful Wizard of Oz")
root:add("author", "Lyman Frank Baum")
print(root[1].content) -- 'The Wonderful Wizard of Oz'