Parse Command Line Positional Arguments and Flags with Bash

Publicado el: 14 marzo 2023
en el canal de: Nick Janetakis

3,257

We'll cover short flags, long flags, flags with and without values and required positional args.

Hit the subscribe button to receive more videos like this!

REFERENCE LINKS
---------------------------------------------------
► https://nickjanetakis.com/blog/parse-...

COURSES
---------------------------------------------------
Courses I've created that focus on web dev and deployment topics.

► https://nickjanetakis.com/courses/

THE TOOLS I USE / GEAR
---------------------------------------------------
► https://nickjanetakis.com/blog/the-to...

FOLLOW ME ELSEWHERE
---------------------------------------------------
► Twitter: / nickjanetakis
► GitHub: https://github.com/nickjj

TIMESTAMPS
---------------------------------------------------
0:00 -- Intro
0:56 -- Displaying a usage message
2:44 -- Seeing how $@ works
3:19 -- Setting up variables for our inputs
4:26 -- A while loop and reducing the args until it's 0
6:23 -- Handling the help menu
7:41 -- Handling the interests (required flag)
9:11 -- Understanding how shift works
10:53 -- Handling being cool or not (optional flag)
12:05 -- Handling positional arguments
13:32 -- Exiting out if there's too many arguments
14:08 -- Validating our inputs
15:45 -- Performing your script's main purpose
16:12 -- Why I explicitly return 0 in the main function
16:52 -- For basic parsing you can skip the loop and read $1, $2, etc.

En esta página del sitio puede ver el video en línea Parse Command Line Positional Arguments and Flags with Bash de Duración hora minuto segunda en buena calidad , que subió el usuario Nick Janetakis 14 marzo 2023, comparta el enlace con amigos y conocidos, en youtube este video ya ha sido visto 3,257 veces y le gustó 89 a los espectadores. Disfruta viendo!

14,783

399