Learning AWK Programming - A fast, and simple cutting-edge utility for text-processing on the Unix-like environment

Learning AWK Programming - A fast, and simple cutting-edge utility for text-processing on the Unix-like environment

von: Shiwang Kalkhanda

Packt Publishing, 2018

ISBN: 9781788397087 , 416 Seiten

Format: ePUB

Kopierschutz: DRM

Windows PC,Mac OSX geeignet für alle DRM-fähigen eReader Apple iPad, Android Tablet PC's Apple iPod touch, iPhone und Android Smartphones

Preis: 31,19 EUR

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Learning AWK Programming - A fast, and simple cutting-edge utility for text-processing on the Unix-like environment


 

AWK is one of the most primitive and powerful utilities which exists in all Unix and Unix-like distributions. It is used as a command-line utility when performing a basic text-processing operation, and as programming language when dealing with complex text-processing and mining tasks. With this book, you will have the required expertise to practice advanced AWK programming in real-life examples.
The book starts off with an introduction to AWK essentials. You will then be introduced to regular expressions, AWK variables and constants, arrays and AWK functions and more. The book then delves deeper into more complex tasks, such as printing formatted output in AWK, control flow statements, GNU's implementation of AWK covering the advanced features of GNU AWK, such as network communication, debugging, and inter-process communication in the GAWK programming language which is not easily possible with AWK.
By the end of this book, the reader will have worked on the practical implementation of text processing and pattern matching using AWK to perform routine tasks.