Android - 将字符串映射到不同的值

Android - map a string to different value

我想将一个字符串变量映射到不同的值!例如:

VAR := valid value is "user" or "userdebug"

VAR1 := VAR convert to "release" or "debug"
VAR2 := VAR convert to "Release" or "Debug"

我不喜欢if else,怎么一行代码搞定?

怎么样:

VAR := valid value is "user" or "userdebug"

VAR1 := $(if $(filter $(VAR),user),release,debug)
VAR2 := $(if $(filter $(VAR),user),Release,Debug)