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!



Recent Posts:




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, Video Tutorials, Code Snippets, How Tos, Blogs, Articles, etc.