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来源:雅诚德英语网
We could either implement each state as a Singleton, or create a factory of states which creates and manages the states.
我们既可以执行每个状态作为Singleton,也可以创建一个状态工厂用于生成和管理状态。
We could either implement each state as a Singleton, or create a factory of states which creates and manages the states.
我们既可以执行每个状态作为Singleton,也可以创建一个状态工厂用于生成和管理状态。