AWK useful examples

Learn to apply AWK commands effectively through practical examples involving file data processing. Understand print functions, field variables, BEGIN and END blocks, built-in variables, and script creation for text analysis in Bash.

We'll cover the following...

File content: data.txt
Example 1. AWK print function
Example 2. AWK print specific field
Example 3. AWK’s BEGIN and END Actions
Example 4. AWK fields variable ($1, $2 and so on)
Example 5. AWK built-in variables
Example 6. AWK fields comparison >

Self-contained AWK scripts example

The best way to learn AWK is probably looking at some examples in a given context, let us create file data.txt file which has the following content:

File content: data.txt

Months	Water	Gas	Elec	Phone
Jan	647	2851	3310	1200
Feb	287

...

1.Course Introduction

2.Project 1: Analyzing the 'US News' University Ranking Data

3.Project 2: Facebook Data Mining

4.Project 3: Australian Cities Crime Statistics

5.Project 4: Shakespearean-era plays and poems data mining

6.Bash Tutorials

7.REGEX Tutorials

8.AWK Tutorials

9.SED, GREP and Find Tutorials

10.Beyond the Text Files! Enter into the Big Data Landscape - Concepts

11.Conclusion

AWK useful examples

File content: data.txt