Bash Scripting on Linux (The Complete Guide) Class 04 – Basic Math
Bash has all kinds of very useful concepts and there’s a seemingly endless amount of things to learn. So here’s a super easy video for you, all about basic math. Performing math operations in Bash is a bit different than on other platforms, so it may prevent some future confusion if you learn about these things now. And why not? This tutorial is only six minutes long and there’s plenty of worse things you can spend your time on, so check out this Bash tutorial and learn how to perform basic math functions!
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— Individual Sections —
00:00 – Intro
01:00 – Math is handled differently in Bash
01:28 – The “evaluate expression” command (expr) in Bash
02:37 – Multiplication in Bash (and how to use an escape symbol)
03:48 – Using variables with math expressions
OTHER BASH SCRIPTING SERIES EPISODES
– Class 01 ➜ Introduction: https://linux.video/bash1
– Class 02 ➜ Hello World: https://linux.video/bash2
– Class 03 ➜ Variables: https://linux.video/bash3
– Class 04 ➜ Math Functions: https://linux.video/bash4
– Class 05 ➜ If Statements: https://linux.video/bash5
– Class 06 ➜ Exit Codes: https://linux.video/bash6
– Class 07 ➜ While Loops: https://linux.video/bash7
– Class 08 ➜ Universal Update Script: https://linux.video/bash8
– Class 09 ➜ For Loops: https://linux.video/bash9
– Class 10 ➜ Where To Store Your Scripts: https://linux.video/bash10
– Class 11 ➜ Data Streams: https://linux.video/bash11
– Class 12 ➜ Functions: https://linux.video/bash12
– Class 13 ➜ Case Statements: https://linux.video/bash13
– Class 14 ➜ Scheduling Jobs (Part 1): https://linux.video/bash14
– Class 15 ➜ Scheduling Jobs (Part 2): https://linux.video/bash15
– Class 16 ➜ Arguments: https://linux.video/bash16
– Class 17 ➜ Building a Backup Script: https://linux.video/bash17
– Class 18 ➜ Closing: https://linux.video/bash18
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