On Thu, 2007-12-20 at 12:58 -0800, Tom Eastep wrote:
>
> Yes -- but that function can blow up the first time that it tries to touch
> its arguments in a numeric context. So it would have to break them into two
> smaller integers without using arithmetic and without the benefit of
> ${foo:a:b} (these toy shells don't support that form of expansion).
How about:
# foo=1.2.3.4
# echo ${foo#*.*.}
3.4
# echo ${foo%.*.*}
1.2
> That will be ugly and slow.
Not the above. Or am I missing something?
b.
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