How to Use “id” Command in Linux [7 Practical Examples] | LinuxSimply
💡 Elevate your Linux skills with our latest course ‘Linux Fundamentals: A Complete Guide for Beginners’. Start learning today: https://www.udemy.com/course/linux-fu...
Discover the diverse functionalities of the "id" command in Linux through our comprehensive guide showcasing 7 Practical Examples.
The Linux "id" command reveals user and group details based on its application. You can customize its functionality by specifying a username or options.
💡 Key Topics Covered:
1. Understand the basics of the id command, id command syntax and its options.
2. Learn how to display the current user’s information
3. Learn how to find a specific user’s effective ID
4. Learn how to find a specific user’s or group’s real ID
5. Learn how to display all the available GIDs related to the current user
6. Learn how to display current username, current group name and all available group names
7. Learn how to delimiterize entries with null characters
Embark on an exploration into Linux mastery, delving deep into the id command. Subscribe now for more Linux tips and tricks to elevate your Linux and system administration skills!
📜⯆ Content Index
0:00 Introduction
0:32 What is id Command ?
1:13 Example 1: Displaying Current User Information
1:34 Example 2: Finding a Specific User’s Effective ID
1:56 Example 3: Finding a Specific User’s Effective GID
2:23 Example 4: Finding Real ID
2:33 Case A: Displaying a Specific User’s Real ID
3:00 Case B: Displaying a Specific Group’s Real ID
3:27 Example 5: Displaying All GIDs Belonging to the Current User
3:46 Example 6: Displaying Only Names
3:57 Case A: Displaying Only Current Username
4:20 Case B: Displaying Current Group Name
4:38 Case C: Displaying All Group Names
4:57 Example 7: Delimiterizing Entries with Null Character
Instructor Details
Fahmid Bin Kibria
https://linuxsimply.com/fahmid-bin-ki...
Editor Details
MD. AL Nahian Aume
https://linuxsimply.com/md-al-nahian-...
📚 ⯆ Read the Full Article
The “id” Command in Linux [7 Practical Examples]
https://linuxsimply.com/id-command-in...
📝⯆ Commands Used
What is id Command ?
man id
Example 1: Displaying Current User Information
id
Example 2: Finding a Specific User’s Effective ID
id -u fahmid
Example 3: Finding a Specific User’s Effective GID
id -g fahmid
Example 4: Finding Real ID
Case A: Displaying a Specific User’s Real ID
id -r -u fahmid
Case B: Displaying a Specific Group’s Real ID
id -r -g fahmid
Example 5: Displaying All GIDs Belonging to the Current User
id -G
Example 6: Displaying Only Names
Case A: Displaying Only Current Username
id -nu
Case B: Displaying Current Group Name
id -ng
Case C: Displaying All Group Names
id -nG
Example 7: Delimiterizing Entries with Null Character
id -nGz
-------------------------------------------------------------------------------------------------
👉 Follow Us
Facebook: / softeko.linuxsimply
Twitter: / linuxsimply
LinkedIn: / linuxsimply
Tiktok: / linuxsimply
#linux
#ubuntu
#linuxsimply
#linuxtutorial
#id
#command
#terminal