AWK Overview - AWK

What is AWK - Overview?

AWK is an interpreted programming language which is very complex, powerful and designed specially for text processing. It got its name derived from the family names of its authors − Alfred Aho, Peter Weinberger, and Brian Kernighan.

The latest version of AWK that GNU/Linux distributes is written and maintained by the Free Software Foundation (FSF); it is also referred to as GNU AWK.

Types of AWK

Below are the variants of AWK −

  • AWK − Original AWK from AT & T Laboratory.
  • NAWK − Newer and improved version of AWK from AT & T Laboratory.
  • GAWK − It is GNU AWK. All GNU/Linux distributions ship GAWK. It is fully compatible with AWK and NAWK.

Typical Uses of AWK

Pleanty of tasks can be done with AWK. Below listed are just a few of them −

  • Text processing,
  • Producing formatted text reports,
  • Performing arithmetic operations,
  • Performing string operations, and many more.

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