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bash script; prepending text to each item in a $VAR
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Souperman
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PostPosted: Fri Oct 24, 2003 10:00 am    Post subject: bash script; prepending text to each item in a $VAR Reply with quote
Brain is dysfunctional today. :wink:

Say I have $SOMEVAR="foo bar baz", what's the easiest way to prepend something (e.g. 'x') to each item so that I end up with a string like "xfoo xbar xbaz"?
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far
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PostPosted: Fri Oct 24, 2003 10:47 am    Post subject: Reply with quote
Code:
SOMEVAR=$(for x in $SOMEVAR; do echo -n "x$x "; done)

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far
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PostPosted: Fri Oct 24, 2003 10:54 am    Post subject: Reply with quote
or
Code:
SOMEVAR=$(echo $SOMEVAR | perl -p -e "s/\b\w/x$&/g")

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Souperman
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PostPosted: Fri Oct 24, 2003 11:04 am    Post subject: Reply with quote
far wrote:
Code:
SOMEVAR=$(for x in $SOMEVAR; do echo -n "x$x "; done)

Perfect, thanks! :)
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