Re: Documentation feedback: surprising behavior of null substitutes

From: Max Ivanov <>
Date: Fri, 20 May 2016 17:09:50 +0100

> Documentation for the -D option to importas: "If envvar is undefined,
> and this option is not given, substitute zero word for variable instead
> of the empty word".

Few lines above: "If neither the -D nor the -i option is given, and
envvar is undefined, the null word is returned."

so it uses "zero word" and "null word" interchangeably, which doesn't
help either :) "zero word" seems closer to "empty word" (==no
magic,just ''), than to "null word" (magic)
Received on Fri May 20 2016 - 16:09:50 UTC

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