带下划线的变量 [英] Variables with underline

问题描述

我在Android Studio的某些变量中有下划线(在本例中为'position'变量).我认为这不是错误，因为应用程序可以完美运行，并且编译器可以通过所有操作. 我想知道这是什么意思?

I'm getting an underline in some variables on Android Studio (in this case on the 'position' variable). I think it's not an error because the application runs perfectly and the compiler passes everything ok. I'm wondering what does that mean?

推荐答案

我相信带下划线的变量代表常量(final或

I believe the underlined variables are representative of constants (final or effectively final), because in my experience I only see this decoration when I declare a final object for use inside an anonymous class. I can't seem to find it in the documentation, though.

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