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2019-12-06 01:04:29 +08:00
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notes/设计模式 - 简单工厂.md
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@ -10,7 +10,7 @@
这样做能把客户类和具体子类的实现解耦，客户类不再需要知道有哪些子类以及应当实例化哪个子类。客户类往往有多个，如果不使用简单工厂，那么所有的客户类都要知道所有子类的细节。而且一旦子类发生改变，例如增加子类，那么所有的客户类都要进行修改。
<div align="center"> <img src="https://cs-notes-1256109796.cos.ap-guangzhou.myqcloud.com/40c0c17e-bba6-4493-9857-147c0044a018.png"/> </div><br>
<div align="center"> <img src="pics/40c0c17e-bba6-4493-9857-147c0044a018.png"/> </div><br>
### Implementation