java.lang.UnsupportedClassVersionError: com/itheima/jdbc/demo2/Demo02 : Unsupported major.minor vers
2017-09-09 13:59
621 查看
解决:
项目右键properties--》Java Compiler--》Compiler
compliance level改为自己的jdk版本(1.7)
项目右键properties--》Java Compiler--》Compiler
compliance level改为自己的jdk版本(1.7)
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