Can someone please explain how 'mapfile' should be used? I am trying:
cat file.txt | mapfile
for i in ${MAPFILE};do echo $i; done
and I see no output. I've tried adding the -t option to strip
trailing newlines. If I use the following command:
mapfile -u file.txt
I get the error:
bash: mapfi
2009-02-3, 22:07(+00), Simos:
> On Tue, Feb 3, 2009 at 9:24 PM, Stephane CHAZELAS
> wrote:
>> 2009-02-3, 19:38(+00), Simos:
>> [...]
>>> I have been using tcsh for a long time and I plan to move to bash.
>> [...]
>>
>> I'd recommend moving to zsh instead. The transition is easier
>> from tcsh and
Stephane CHAZELAS wrote:
>
> Oops! I hadn't realised we were on the bash newsgroup/ML. Sorry
> for the troll.
It's ok. We're a friendly bunch.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
Chet Ramey, ITS, CWRUc...@case.eduhttp://cnswww.cns.cwru.edu/~chet/
2009-02-4, 10:50(-08), Alex Reed:
> Can someone please explain how 'mapfile' should be used? I am trying:
>
> cat file.txt | mapfile
> for i in ${MAPFILE};do echo $i; done
>
> and I see no output.
mapfile would be run in a subshell.
Try mapfile < file.txt
Note that the for loop syntax above is
On Feb 4, 2:59 pm, Stephane CHAZELAS
wrote:
> 2009-02-4, 10:50(-08), Alex Reed:
>
> > Can someone please explain how 'mapfile' should be used? I am trying:
>
> > cat file.txt | mapfile
> > for i in ${MAPFILE};do echo $i; done
>
> > and I see no output.
>
> mapfile would be run in a subshell.
>
>
