随笔分类 -  flutter之单例

摘要:创建一个单例的Manager类 class Manager { // 工厂模式 factory Manager() =>_getInstance() static Manager get instance => _getInstance(); static Manager _instance; Ma 阅读全文
posted @ 2020-03-28 16:38 sundayswift 阅读(4528) 评论(0) 推荐(0)