scala oop 基础可阅读下：[Scala快速入门-5-类定义](<https://mp.weixin.qq.com/s?__biz=MzA5Njk3Njc5Mw==&mid=2247483862&idx=1&sn=6d9bc1c3969986f0d8b37a56acee623e&chksm=90a6ab20a7d12236d8c618cacc4fd4a7da08539ab5dcc176ed102b2cffe844857114913a7200&scene=21#wechat_redirect>)

scala oop 与 java oop区别：

- scala 无静态方法或字段

对象及伴生对象可阅读：[Scala快速入门-6-单例对象及伴生对象](<https://mp.weixin.qq.com/s?__biz=MzA5Njk3Njc5Mw==&mid=2247483867&idx=1&sn=3ca65bd2a2363d77ee4259b314308ddb&chksm=90a6ab2da7d1223b571750066eaff1087c900d4262b9963baf6f23cb9d242a43575354b2f6c9&scene=21#wechat_redirect>)

继承：[Scala快速入门-7-继承](<https://mp.weixin.qq.com/s?__biz=MzA5Njk3Njc5Mw==&mid=2247483870&idx=1&sn=578b11b803aff5d6b1d3eb81432ede7a&chksm=90a6ab28a7d1223ef98ff6ae969d0fa4a7653be5f9c55ef24e13875f6f31af49736f46bec1e9&scene=21#wechat_redirect>)



