Op 26-03-17 om 01:40 schreef Thorsten Glaser:
> Martijn Dekker dixit:
>
>> This patch adds a unary -v operator to test/[/[[ to check if a variable
>> is set, like in ksh93, bash and zsh.
>
> Eh? Isn’t that the same as [[ -n ${var+x} ]] ?
Yes. Advantage being that -v allows testing a variable nam
Martijn Dekker dixit:
>This patch adds a unary -v operator to test/[/[[ to check if a variable
>is set, like in ksh93, bash and zsh.
Eh? Isn’t that the same as [[ -n ${var+x} ]] ?
>The one thing I haven't got working is
>
> foo[2]=bar
> [[ -v foo[2] ]]
>
>I haven't figured out how to get it
This patch adds a unary -v operator to test/[/[[ to check if a variable
is set, like in ksh93, bash and zsh.
I don't know if I've done this right. All I can say is it works for me.
The one thing I haven't got working is
foo[2]=bar
[[ -v foo[2] ]]
I haven't figured out how to get it to par
