reference from:https://square.github.io/leakcanary/getting_started/

Confirm vt. 确认；确定；证实；批准；使巩固

To use LeakCanary, add the leakcanary-android dependency to your app’s build.gradle file:

使用LeakCanary,添加 leakcanary-android 的依赖库到你 app（Model） 的 build.gradle 文件中

dependencies {
  // debugImplementation because LeakCanary should only run in debug builds.
  debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.6'
}

That’s it, there is no code change needed!
Confirm that LeakCanary is running on startup by filtering on the LeakCanary tag in Logcat:

就这样，这里不需要任何代码的改变
确定LeakCanary是否运行的方式是在Logcat中使用“LeakCanary”来过滤标记

D LeakCanary: LeakCanary is running and ready to detect leaks

Info
LeakCanary automatically detects leaks of the following objects:
destroyed Activity instances
destroyed Fragment instances
destroyed fragment View instances
cleared ViewModel instances

提示
LeakCanary 自动检测以下对象的泄漏
销毁的Activity实例
销毁的Fragment实例
销毁的fragment视图的实例
清空的ViewModel实例