Published at LXer:

Awk has always been for me a source of great hatred and love, its an incredibly powerful command with which it is possible to build real programs. In this article I will give you 6 examples ready for use with your preferred terminal. Awk is a data driven programming language designed for processing text-based data, either in files or data streams. It is an example of a programming language that extensively uses the string datatype, associative arrays (that is, arrays indexed by key strings), and regular expressions.

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