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为什么生成的class文件通过Java编译器编译却在load字节码中还要再做一次检查啊？

为什么生成的class文件是通过Java编译器编译的而Java虚拟机在load字节码中还要再做一次检查啊？

打印class文件的Java编译器内部的版本号

当改变了jdk版本时，在编译java时，会遇到Unsupported major.minor version错误。错误信息如下： Unsupported major.minor version 50.0Unsupported major.minor version 49.0 （我在j...

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更新时间 2024-04-30 08:19:41

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