- 构造函数
- MessageEvent
-
属性
- bubbles
- cancelable
- composed
- currentTarget
- data
- defaultPrevented
- eventPhase
- hashCode
- isTrusted
- lastEventId
- matchingTarget
- origin
- path
- ports
- runtimeType
- source
- suborigin
- target
- timeStamp
- type
- 方法
- composedPath
- noSuchMethod
- preventDefault
- stopImmediatePropagation
- stopPropagation
- toString
- 运算符
- 运算符 ==