An Awk Primer

Table of Contents

A Guided Tour of Awk

• Awk Overview
• Awk Command-Line Examples
• Awk Program Example

Awk Syntax

• Awk Invocation and Operation
• Search Patterns (1)
• Search Patterns (2)
• Numbers and Strings
• Variables
• Arrays
• Operations
• Standard Functions
• User-defined Functions
• Control Structures
• Output with print and printf
• A Digression: The sprintf Function
• Output Redirection and Pipes

Awk Examples, NAWK & Awk Quick Reference

• Using Awk from the Command Line
• Awk Program Files
• A Note on Awk in Shell Scripts
• Nawk
• Awk Quick Reference Guide
• Revision History

Resources and Licensing

• Resources
• Licensing