目录一、枚举类1.1 什么是枚举类？1.2 python中的枚举类二、定义和使用枚举类2.1 定义枚举类2.2 访问枚举成员2.3 获取枚举成员的值2.4 比较枚举成员2.5 迭代枚举成员2.6 将值映射到枚举成员三、枚举的最佳实践3.1 使
Today I was reading through some Hibernate code and I encounter something interesting. There is a class called CollectionHelper that defines the following constant varibale:
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