Bash Shell Scripting- Regex - Part 1 - Regex with special characters (\s \t . *\+ \? and \)

This video tutorial introduces regular expressions (regex), explaining their definition and usage. It provides examples of how regex can be used to match patterns in text, focusing on special characters like dot, star, and plus. The tutorial also covers how to use escape characters to remove special purposes of characters in regex patterns.

What is a regular expression and how is it used?

How can you print lines containing specific words using regex?

What is the purpose of using brackets in regular expressions?

Explain the significance of special characters in regular expressions.

What does the escape character do in regex?

Explain how to use regex to find lines with tab spaces.

Describe the function of the dot (.) in regular expressions.

How do you match a specific character in regex?

What is the difference between the star (*) and plus (+) in regex?

What are the implications of using regex in programming?