// retoor <retoor@molodetz.nl>
import "html" for Document
var doc = Document.parse("<div id='container'><p id='para'>Text</p><span>Other</span></div>")
var container = doc.getElementById("container")
System.print(container.children.count) // expect: 2
var para = doc.getElementById("para")
para.remove()
System.print(container.children.count) // expect: 1
System.print(container.firstChild.tagName) // expect: SPAN
var doc2 = Document.parse("<ul><li>A</li><li>B</li><li>C</li></ul>")
var ul = doc2.querySelector("ul")
var items = doc2.querySelectorAll("li")
System.print(items.count) // expect: 3
items[1].remove()
System.print(ul.children.count) // expect: 2