Shell-script variable name case [WAS: Re: can you parse and "tail" at once? (and if you can't why not?)]

On Mon, 23 Oct 2023 at 13:25, Eduardo M KALINOWSKI wrote: > On 22/10/2023 23:13, Greg Wooledge wrote: > > 2) All-caps variable name IFL. All-caps variable names are reserved, > >by convention, for environment variables (e.g. PATH) and special > >shell variables (e.g. IFS). > While I don

Re: Shell-script variable name case [WAS: Re: can you parse and "tail" at once? (and if you can't why not?)]

On 23/10/2023 10:56, David wrote: Hi, for your info, this convention is specified by POSIX: https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap08.html Which says: Environment variable names used by the utilities in the Shell and Utilities volume of POSIX.1-2017 consist sol