抽象可选name: string可选defaultValue: T | (() => T)可选withUndefined: boolean可选readonly: boolean可选description: string可选callFunction: () => anydefaultValue是变量从undefined转化为有值时的默认值,如果为undefined,表示未设置,由UI自行决定默认值!
抽象type请不要重写destroy,请使用destroyImp来重写!
https://www.wolai.com/earthsdk/3CCBudoKrPvJGLAk3sCAdT