随笔记
parent children sibling descendant ancestor
Node 1; Text 3; Document 9;
Node
nodeName nodeValue
nodeType
元素类型 节点类型
元素 1
属性 2
文本 3
注释 8
文档 9
childNodes
firstChild lastChild nextSibling perviousSibling parentNode
removeChild() replaceChild() appendChild() insertBefore()
Element
setAttribute() getAttribute() removeAttribute()
HttpElement
id style title class(className) lang dir
document.implementation.hasFeatrue("html","1.0");
typeof == number,string,object,function,boolean,undefined.
(variable instaceof "xxx") return true|flase
variable instaceof
CSS0
position absolute relative background-color top left width height
visibility hidden visible enable disable| display none
Event
stopPropagation() preventDefault() addEventListener() captures
standard Event
bubbles(boolean) currentTarget cancelable(boolean) eventPhase
