Kotlin最初接触时碰的坑
kotlin调用ButterKnife (gradle更新后,ButterKnife不再支持,Kotlin使用的库KotterKnife等待发布) (KotterKnife:https://github.com/JakeWharton/kotterknife) // app/build.gradle中添加相关配置引入ButterKnifer dependencies { implementation 'com.jakewharton:butterknife:8.8.1' kapt 'com.jakewharton:butterknife-compiler:8.8.1' } // kotlin中添加相关注解方式如下 @BindView(R.id.xxxxxx) lateinit var view:View // 同java,使用注解 ButterKnife.bind(this) // activity为例,其它类比java kotlin多重嵌套向上调用 class A { private var m:Int = 0 inner class B { private var m:Int = ...