Mastering Bash Special Variables, Trap & Command Line Tools | Linux Shell Scripting Tutorial

Master Bash Scripting with Real-Time Linux Demos!

In this hands-on tutorial, you'll learn how to write, understand, and execute powerful Bash scripts using real-world Linux tools and techniques. Whether you're a student, developer, or IT enthusiast, this video gives you a practical breakdown of Bash features and shell commands.

🔍 What You’ll Learn in This Video:

✅ Using grep, sed, awk, and sort in real scenarios

✅ Exit status checking with $?

✅ Creating and running executable .sh files

✅ Writing clean, interactive scripts using getopts

✅ Handling interrupts like Ctrl + C with trap

✅ Validating U.S. phone numbers and emails using regex