Bash Scripting for Beginners: Complete Guide to Getting Started - If Statements (Part 5)

There are a lot of "Ifs" in life. "If" you'll get the job, "If" you win the lottery, "If" only you knew the answer to all things. But there's no "Ifs" about it, you'll learn all about If Statements in Bash with this video. We'll go through how to set up an if statement, why you'd want to write one in the first place, and some additional bash-related shenanigans!

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Individual Sections
00:00 - Pre-Intro
00:48 - Intro
01:13 - Understanding "If Statements" in Bash and why they're useful
01:42 - An example of an If Statement within a Bash Script on Linux
04:43 - Marking the script executable and running it
07:19 - Creating an If/Else conditional in Bash
12:07 - Using an If Statement in a Bash Script to check for the existence of a file
14:22 - Further explanation of checking for the existence of files and directories on Linux
15:20 - Using the which command on Linux to check if a command is present
16:19 - Creating a Bash Script to install a package if it's not already installed
21:52 - How to use the apt command inside a Bash Script on Linux
23:02 - Using the -y option with apt to assume yes (bypass/skip prompts)

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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#commandline #linuxtutorial #bash