html Node vs Element

Author: yifei / Created: July 27, 2017, 10:41 a.m. / Modified: July 28, 2017, 3:26 p.m. / Edit

HTML Document consists of different node, element is one type of node.

NodeList is a collection of node, HTMLCollection is a collection of element.

HTMLCollection 和 NodeList 都是动态的,会随着 DOM 的变化而变化

Array 是静态的数据结构