Refer :
Righ click on your project > properties > Java compiler > enable "project specific settings" Set Compiler compliance level to 1.6 re Build your project
本文共 214 字,大约阅读时间需要 1 分钟。
Refer :
Righ click on your project > properties > Java compiler > enable "project specific settings" Set Compiler compliance level to 1.6 re Build your project
转载于:https://www.cnblogs.com/xiaokang088/p/3829205.html