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Effective Awk Programming: Universal Text Processing And Pattern Matching

by Arnold Robbins

2021-05-27 01:04:19

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When processing text files, theawklanguage is ideal for handling data extraction, reporting, and data-reformatting jobs. This practical guide serves as both a reference and tutorial for POSIX-standardawkand for the GNU implementation, calledgawk. Thi... Read more

When processing text files, theawklanguage is ideal for handling data extraction, reporting, and data-reformatting jobs. This practical guide serves as both a reference and tutorial for POSIX-standardawkand for the GNU implementation, calledgawk. This book is useful for novices andawkexperts alike.

In this thoroughly revised edition, author andgawklead developer Arnold Robbins describes theawklanguage andgawkprogram in detail, shows you how to useawkandgawkfor problem solving, and then dives into specific features ofgawk. System administrators, programmers, webmasters, and other power users will find everything they need to know aboutawkandgawk. You will learn how to:

  • Format text and use regular expressions inawkandgawk
  • Process data usingawk''s operators and built-in functions
  • Manage data relationships using associative arrays
  • Define your own functions
  • "Think inawk" with two full chapters of sample functions and programs
  • Take advantage ofgawk''s many advanced features
  • Debugawkprograms with thegawkbuilt-in debugger
  • Extendgawkby writing new functions in C or C++

This book is published under the terms of the GNU Free Documentation License.You have the freedom to copy and modify this GNU manual.

Royalties from the sales of this book go to the Free Software Foundation and to the author.

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Book Details

Publication date March 3, 2015
Languageeng
ISBN9781491904619
autor-image
Arnold Robbins
Author
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