Empty Field API 2.x
For specific use-cases, you can define a custom callback to generate dynamic content.
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The Empty fields modules provides a way to show empty fields that would otherwise be hidden.
For example, you could have a list of checkboxes. If none are checked, normally the entire field would be removed from the display. However, with this module you could display something like "Status unknown", "Nothing selected" or "This user failed their IQ test" when the field was empty.
For specific use-cases, you can define a custom callback to generate dynamic content.