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2019-05-31 class file has wrong

2019-05-31 class file has wrong

作者: Albert陈凯 | 来源:发表于2019-05-31 08:39 被阅读0次

JDK版本问题导致的不能编译,自己的编译JDK太低了,JAR包编译的版本号更高,升级自己的JDK就可以了

Java SE 13 = 57,
Java SE 12 = 56,
Java SE 11 = 55,
Java SE 10 = 54,
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45

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