> POSIX-specified utilities use uppercase envvars, but that’s not prescriptive for your programs. Quite the contrary: you’re encouraged to use lowercase for your envvars so they don’t collide with the standard tools.
> But in reality, not many applications use lowercase. The proper etiquette in software development is to use ALL_UPPERCASE
I always prefer lower case for env variables in scripts. Thanks for pointing out that it can help reduce clashes with standard tools.
> But in reality, not many applications use lowercase. The proper etiquette in software development is to use ALL_UPPERCASE
I always prefer lower case for env variables in scripts. Thanks for pointing out that it can help reduce clashes with standard tools.