Enrique Perez-Terron wrote:
> I am unable to make sense of the bash man-page description of the
> extquote shopt option.
>
> It says:
>
> extquote
> If set, $’string’ and $"string" quoting is performed within
> ${parameter} expansions enclosed in double quotes. This option
> is enabled by default.
>
> Can anybody come up with an example where the setting of extquote
> makes a difference? I would actually like to have two examples,
> one with $'string' and one with $"string".
Sure. Run the following:
shopt -u extquote
echo "${v:-$"translate me"}"
echo "${v:-$'ab\ncd'}"
shopt -s extquote
echo "${v:-$"translate me"}"
echo "${v:-$'ab\ncd'}"
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
( ``Discere est Dolere'' -- chet )
Live Strong.
Chet Ramey, ITS, CWRU [EMAIL PROTECTED] http://cnswww.cns.cwru.edu/~chet/
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