摘要:
Professional JavaScript for Web Developers P552Basic Usage The element requires at least its width and height attributes to be set in order to indi... 阅读全文
摘要:
addEventListener() and removeEventListener();These methods exist on all DOM nodes and accept three arguments: the event name to handle, the event hand... 阅读全文
摘要:
MDN :The Document.documentElement read-only property returns the Element that is the root element of the document (for example, the element for HTML ... 阅读全文