Tag: awk examples

Awk tutorial: awk group by count

When we are dealing with log files, we often need to count the number of times some keywords appear. For example, count the number of...

Awk tutorial: awk regex example

What Is Regex? Types of Regex:BRE and ERE. Awk using BRE regex Patterns, Special Characters; Awk using ERE regex Patterns, matches the start...

Awk tutorial: three ways of awk execution

Linux awk command execution ways: 1. Command line execution Detailed introduction of syntax, see 《Linux awk》 2. Shell script file execution Explanation: !/usr/bin/awk The first...