https://www.guru99.com/linux-regular-expressions.html this tutorial introduces all types of Regular Expressions in Linux/Unix.
What are Regular Expressions?
Click on the time points below to view different sections!
0:04 What are Regular Expressions?
0:21 Basic Regular Expressions
1:24 Interval Regular Expressions
2:54 Brace expansion
3:47 Summary
Regular expressions are special characters which help search data, matching complex patterns.
Types of Regular expressions:
Basic Regular expressions,
Interval Regular expressions,
Extended regular expressions,
Summary
