JDK 版本和字节码版本对应表

Class File Versions
JDK Version Bytecode Version

Java 5  49.0
Java 6  50.0
Java 7  51.0
Java 8  52.0
Java 9  53.0
Java 10  54.0
Java 11  55.0
Java 12  56.0
Java 13  57.0
Java 14  58.0
Java 15  59.0
Java 16  60.0
Java 17  61.0
Java 18  62.0