java enum default value

相關問題 & 資訊整理

java enum default value

From JLS 8.9. Enums. An enum type has no instances other than those defined by its enum constants. It is a compile-time error to attempt to ...,The default for an enum (in fact, any value type) is 0 -- even if that is not a valid value for that enum . It cannot be changed. , As others have said, enums are reference types - they're just compiler syntactic sugar for specific classes. The JVM has no knowledge of them., Default value for ENUM · java enums. I want to define a default value for an Enum class. The idea of my enum is to define a ..., Enum with customized values and Default value · java string enums. How to retrieve the enum name using value. By passing JOHN I need to ...,A Java Enum can be used instead of static final int or String variables ... The level variable can take one of the ... , An enum is implicitly a kind of variable which is not supposed to have an uninitialized value. Actually your reasoning is true for every kind of ..., What is the default value for an Enum type instance variable in Java? java enums. This is the sample code I have: enum A A ...

相關軟體 NetBeans IDE 資訊

NetBeans IDE
為軟件開發人員提供免費的開放源代碼集成開發環境。您可以使用 Java 語言,C / C ++,甚至 PHP,JavaScript,Groovy 和 Ruby 等動態語言來獲得創建專業桌面,企業,Web 和移動應用程序所需的所有工具。 NetBeans IDE 很容易安裝和使用直接開箱,並運行在許多平台上,包括 Windows,Linux,Mac OS X 和 Solaris。下載 NetBeans... NetBeans IDE 軟體介紹

java enum default value 相關參考資料
Can Java enum class set default value - Stack Overflow

From JLS 8.9. Enums. An enum type has no instances other than those defined by its enum constants. It is a compile-time error to attempt to ...

https://stackoverflow.com

Choosing the default value of an Enum type without having to ...

The default for an enum (in fact, any value type) is 0 -- even if that is not a valid value for that enum . It cannot be changed.

https://stackoverflow.com

Default or initial value for a java enum array - Stack Overflow

As others have said, enums are reference types - they're just compiler syntactic sugar for specific classes. The JVM has no knowledge of them.

https://stackoverflow.com

Default value for ENUM - Stack Overflow

Default value for ENUM · java enums. I want to define a default value for an Enum class. The idea of my enum is to define a ...

https://stackoverflow.com

Enum with customized values and Default value - Stack ...

Enum with customized values and Default value · java string enums. How to retrieve the enum name using value. By passing JOHN I need to ...

https://stackoverflow.com

Java Enums - Jenkov Tutorials

A Java Enum can be used instead of static final int or String variables ... The level variable can take one of the ...

http://tutorials.jenkov.com

Should you include unknowndefault value in java enums ...

An enum is implicitly a kind of variable which is not supposed to have an uninitialized value. Actually your reasoning is true for every kind of ...

https://stackoverflow.com

What is the default value for an Enum type instance variable in ...

What is the default value for an Enum type instance variable in Java? java enums. This is the sample code I have: enum A A ...

https://stackoverflow.com