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Re: How get last commnda history line number directly


From: Greg Wooledge
Subject: Re: How get last commnda history line number directly
Date: Tue, 1 Sep 2020 08:32:22 -0400
User-agent: Mutt/1.10.1 (2018-07-13)

On Tue, Sep 01, 2020 at 02:14:33AM -0700, almahdi wrote:
> How to get last commnda history line number purely & directly on bash script
> or prompt ?
> 
> as it's pure & directly viable in PS1 env. var.
> PS1=`echo \!`
> 
> confusingly bash 'mainstream' itself wasn't found way to do

unicorn:~$ x='\!'; echo "${x@P}"
590

I don't know how you plan to *use* this, though.  It sounds like an X-Y
problem to me.



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