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Re: Does bash have a tool ?

On 2018-03-04, Richard Owlett <rowlett@xxxxxxxxxxx> wrote:
> My eventual goal is to create a personalized FAQ.
> To that end I've collected all my outgoing mail which DOES NOT have 
> "Re:" in the Subject into a single file {used standard SeaMonkey tools}.
> Using a text editor's search&replace function I've placed "KEY1" at the 
> beginning of the body of each message. Similarly, I've placed "KEY2" at 
> the end of each body.
> Searches led to <http://www.dsl.org/cookbook/cookbook_16.html> which 
> describes tools to do word frequency tasks, primarily with bash builtins.
> First I need to eliminate the irrelevant text between "KEY2" of the 
> previous message and "KEY1" of the message of interest. It should be 
> straight forard to do in BASIC.

vim (hit escape to get into command mode)


will delete everything between KEY2 and KEY1, excluding the 
matching lines.

I think. Well, I just gave it a trivial workout and it worked (for a
trivial case).

> But is there an already tested function for that?

Bah, the latest news, the latest news is not the last.
Samuel Beckett