以下是一些常见的PHP设计模式的类图示例:
工厂模式(Factory Pattern):
+-----------------+ +------------------+
| Factory | | Product |
+-----------------+ +------------------+
| + createProduct()|<--------->| |
+-----------------+ +------------------+
单例模式(Singleton Pattern):
+-----------------+ +------------------+
| Singleton | | |
+-----------------+ +------------------+
| - instance |<----------| |
+-----------------+ +------------------+
观察者模式(Observer Pattern):
+-----------------+ +------------------+
| Subject | | Observer |
+-----------------+ +------------------+
| - observers |<----------| |
| + attach() | | + update() |
| + detach() | | |
| + notify() | | |
+-----------------+ +------------------+
适配器模式(Adapter Pattern):
+-----------------+ +------------------+
| Target | | Adaptee |
+-----------------+ +------------------+
| | | + specificRequest() |
+-----------------+ +------------------+
\ /
\ /
\ /
\ /
+------------------+
| Adapter |
+------------------+
| - adaptee |
+------------------+
| + request() |
+------------------+
这些类图只是基本示例,实际应用中可能会有更多的类和方法。
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