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Re: Regexp replacement question


From: Yuri Khan
Subject: Re: Regexp replacement question
Date: Thu, 23 Apr 2015 21:05:15 +0600

On Thu, Apr 23, 2015 at 3:54 PM, MBR <address@hidden> wrote:

> But what do I do if I want to replace leading zeroes with the same number of
> spaces.  E.G. if my file contains:
>
[…]
> Ideas?

Idea #1: You can repeatedly replace ^\(_*\)0 with \1_ until saturation.

Idea #2, if you deem that inelegant: You can use the “replace with
expression” form.

C-M-%
Query replace regexp: ^\(0+\)
Query replace regexp ^\(0+\) with: \,(make-string (length \1) ?_)



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