typedef AsyncWidgetBuilder<T> = Widget Function(BuildContext context, AsyncSnapshot<T> snapshot); final AsyncWidgetBuilder<T> builder;StreamBuilder的實際應(yīng)用StreamBuilder組件在實際應(yīng)用中主要分成以下操作:1、聲明一個StreamController類型的控制器;2、將需要局部刷新數(shù)據(jù)的組件嵌套在StreamBuilder組件內(nèi),接收信息...
www.dbjr.com.cn/article/2605...htm 2025-5-19