xtsed

Section: User Commands (1)
Updated: 2002-10-26
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NAME

xtsed - replaces string by regular expression

SYNOPSIS

xtsed -f attribute(s) -c regular expression -v replacement character string [-A] [-g] [-i INPUT] [-o OUTPUT] [-z] [-t]

DESCRIPTION

This command replaces the character string that matches a regular expression defined by -c with a character string at the -v argument. When -A is specified, the replacement will be store as a new attribute. Replacement is applied only for the longest substring that matches a regular expression. If there is a tie, only the first occurrence is replaced.

PARAMETERS

-f attribute(s)

replace strings on the attribute(s)

-c regular expression

specify a reguar expression for character stirngs you want to replace

- Match start of line - Match end of line Match space-character

-v character string for replacement

character string you will replace with

-A new attribute

define the name for the new attribute

-g

global replacement: replace all substrings that match a regular expression

FILE OPTIONS

-i input filename: if a suffix of the filename is '.gz', the command acts as a filter, extracting the compressed file for processing. The command will read the file as standard input when "-i" is not specified.
-o output filename: if a suffix of the filename is '.gz', the command automatically returns the output data in zip archive. When "-o" is not specified, the result will sent to standard output.
-z zip archive: compress the standard output to zip archive. When the option "-o" is not given and "-z" is specified, the output will be compressed as zip archive.
-t plain text: xtagg treats the input and output data as plain text format.

USAGE

Input file - dat.xt:
<field no="1">
<name>CustomerID</name>
</field>
<field no="2">
<name>Zipcode</name>
</field>
</header>
<body><![CDATA[
A00001 92610
A00002 92619
A00003 90006
A00004 91210
A00005 90362
A00006 90007
A00007 90362
A00008 91210
A00009 90619
A00010 90362
A00011 90362
A00012 92610
]]></body>

Example 1. Blockout zipcodes with '90' as the first 2 digits. e.g. xtsed -f zip_code -c '^90' -v '###' -i dat.xt -o rsl.xt Output file -rsl.xt

: <body><![CDATA[
A00001 92610
A00002 92619
A00003 ###006
A00004 91210
A00005 ###362
A00006 ###007
A00007 ###362
A00008 91210
A00009 ###619
A00010 ###362
A00011 ###362
A00012 92610
]]></body>
Example 2. Generate a permutation code by removing the first digit of the zipcode. e.g. xtsed -f zip_code:permutation_code -c '^9' -v '' -i dat.xt -o rsl.xt Output file -rsl.xt
: <body><![CDATA[
A00001 2610
A00002 2619
A00003 0006
A00004 1210
A00005 0362
A00006 0007
A00007 0362
A00008 1210
A00009 0619
A00010 0362
A00011 0362
A00012 2610
]]></body>
Example 3. Add a bracket for zipcodes with 0 as the last digit. e.g. xtsed -f zip_code -c '0$' -v '(&)' -i dat.xt -o rsl.xt Output file -rsl.xt
: <body><![CDATA[
A00001 9261(0)
A00002 92619
A00003 90006
A00004 9121(0)
A00005 90362
A00006 90007
A00007 90362
A00008 9121(0)
A00009 90619
A00010 90362
A00011 90362
A00012 9261(0)
]]></body>

BUG REPORT

If you find a bug in xtsed, please send an electronic mail to musashi@adm.osaka-sandai.ac.jp. Before sending a bug report, please verify that you have the lastest version of MUSASHI. Read this manual carefully to ensure the error is not caused by a quirk in the language.

AUTHORS

Yukinobu Hamuro, Naoki Katoh, Katsutoshi Yada, Stephane Cheung

This document was created by man2html, using the manual pages.
Time: 22:43:55 GMT, June 24, 2003