Why do I get 'case expressions must be constant expressions' in switch case statements in Java? - Quora
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java - How to solve error: "Resource IDs cannot be used in switch statement in Android library modules" - Stack Overflow
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每日一坑:Constant expression required:Java的switch 选择枚举问题_LocalHost::8080的博客-CSDN博客_constant expression required 枚举
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