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Shell Programming and Scripting
awk match shell variable that contains special characters?
Post 302919468 by fpmurphy on Wednesday 1st of October 2014 12:18:12 PM
10-01-2014
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i have this script that searches for a pattern.
However it fails if the pattern includes some
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would a sed or awk be more effective?
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Hello Folks,
Need to bisect strings based on a subset.
Below works good.
echo /a/b/c/d | awk -F"/c/d$" '{print $1}'
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echo /a/b/c+/d | awk -F"/c+/d$" '{print $1}'
/a/b/c+/d
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/a/b
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If I have a file like the following
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abc_1
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abc def ghr
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ddef 5466 def ed
def** 123445
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abc
def (4 Replies)
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LEARN ABOUT CENTOS
xmlstarlet
XMLSTARLET(1) xmlstarlet Manual XMLSTARLET(1) NAME
xmlstarlet - command line XML/XSLT toolkit SYNOPSIS
xmlstarlet [<options>] [<command>] [<cmd-options>] INTRODUCTION
XMLStarlet is a set of command line utilities (tools) which can be used to transform, query, validate, and edit XML documents and files us- ing simple set of shell commands in similar way it is done for plain text files using UNIX grep, sed, awk, diff, patch, join, etc commands. This set of command line utilities can be used by those who deal with many XML documents on UNIX shell command prompt as well as for auto- mated XML processing with shell scripts. OPTIONS
--version Display the version of xmlstarlet. --help Display help. COMMANDS
Type: xmlstarlet <command> --help <ENTER> for command help Available commands include: ed (or edit) Edit/update XML document(s). sel (or select) Select data or query XML document(s) (XPATH, etc). tr (or transform) Transform XML documents(s) using XSLT. val (or validate) Validate XML document(s) (well-formed/DTD/XSD/RelaxNG). fo (or format) Format XML document(s). el (or elements) Display element structure of XML document. c14n (or canonic) XML canonicalization. ls (or list) List directory as XML. esc (or escape) Escape special XML characters. unesc (or unescape) Unescape special XML characters. pyx (or xmln) Convert XML into PYX format (based on ESIS - ISO 8879). p2x (or depyx) Convert PYX into XML. REFERENCES
XMLStarlet is a command line toolkit to query/edit/check/transform XML documents (for more information see http://xmlstar.source- forge.net/). AUTHOR
Mikhail Grushinskiy. XMLSTARLET(1)