How to display Line Number in Eclipse IDE

By default when you install and launch Eclipse IDE and you create or open a file in it, you should be able to see the line numbers at the right side of each line in the file - at the gutter area, if for any reason you are unable to see the line number, you can try the below steps to enable them,

If you are using Eclipse on Windows Operating System: Go to Windows β†’ Preference β†’ General β†’ Editors β†’Text Editors, now check the checkbox against "Show line numbers"

If you are on macOS then there is a slight variation,

  1. Open Eclipse,
  2. Go to Eclipse β†’ Preference..,
  3. Go to General β†’ Editors,
  4. Go to Text Editors,
  5. Check - "Show line numbers"
  6. Click Apply & Close
Show line Numbers in Eclipse
Show line Numbers in Eclipse

As you can see in the below image, line numbers are visible in eclipse,

Line Numbers as displayed
Line Numbers as displayed

Have Questions? Post them here!
Try Out Code2care Dev Tools:


Android Java Linux Microsoft Google Python macOS Notepad++ Microsoft Teams CSS PHP SharePoint Html Linux C Programs Bootstrap jQuery Sublime Android Studio Facebook Eclipse WhatsApp News MySQL Json HowTos JavaScript FTP S3


Code2care is an initiative to publish and share varied knowledge in programming and technical areas gathered during day-to-day learnings and development activities.

Students and Software Developers can leverage this portal to find solutions to their various queries without re-inventing the wheel by referring to our easy to understand posts. Technical posts might include Learnings, Tutorials, Trouble-Shooting steps, Video Tutorials, Code Snippets, How Tos, Blogs, Articles, etc.
πŸŽ‰ We are celebrating the 10th years of Code2care! Thank you for all your support! We hope we made a difference.
We strong support Gender Equality & Diversity.

We stand in solidarity with Ukraine - Make a donation to UNHCR -