Discrimination of Enums in Java 7 and above

1. Because the bullet "." (U + 30FB) can no longer be used

Example: For Java 7 and earlier enum school { 　　　　　 ... Nursery school / infant garden 　　　} For Java 7 or later enum school { 　　　　　 ... Nursery school toddler garden 　　　}

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