Use case

This calculated field returns the user who wrote the most recent comment in a text field.

Configuration

Create a new Calculated Text Field (by JWT) custom field and name it properly.

Providing a description will help you to identify what the custom field does but this step is optional.

Parsing mode

Select Advanced text as parsing mode.

Parser expression

Add the following expression:

Text to be parsed for Calculated Text Field:
userFullName(%{issue.lastComment.author})

Add the field to the relevant view screens.

Remember: All calculated fields are read-only and cannot be manually updated on a create or edit screen.

Check the results

Once configured and added to an issue screen, the result will look like this:


If you still have questions, feel free to refer to our support team.