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Article #189235

Column oriented search and replace

#189235
From: Jeff Dwork
Date: Tue, 16 Apr 1991 20:42
16 lines
1339 bytes
I frequently have to work with files containing many columns of numbers.  I
want to do things like "search for the string 103 beginning in column 25" or
"replace every 0 in column 17 with 1".  Has anyone written things to do this?

I know that I can do the search with regexp '^........................103'
and the replace by killing a rectangle, yanking into a new buffer, changing,
killing and yanking back in the original buffer - but isn't there an easier
way?

Thanks,
--
Jeff Dwork			|  408-749-2356 	|  dwork@AMD.COM
Advanced Micro Devices, M/S 45	|---------------------------------------
PO Box 3453			|  The above opionions are mine,
Sunnyvale, Ca 94088		|  not AMD's.
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Message-ID: <1991Apr16.204234.27753@amd.com>
Path: arc1-ca.pugleaf.net!gmdzi!unido!unidui!math.fu-berlin.de!fauern!ira.uka.de!sol.ctr.columbia.edu!samsung!olivea!oliveb!veritas!amdcad!brahms!dwork
References: <9104151304.AA12675@crdgw1.ge.com>

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From: dwork@brahms.amd.com (Jeff Dwork)
Newsgroups: gnu.emacs.help
Subject: Column oriented search and replace
Message-ID: <1991Apr16.204234.27753@amd.com>
Date: 16 Apr 91 20:42:34 GMT
References: <9104151304.AA12675@crdgw1.ge.com>
Sender: usenet@amd.com (NNTP Posting)
Organization: Advanced Micro Devices; Sunnyvale, CA
Lines: 16