This is a template that helps other templates determine if they are being previewed or not, and do or display different things accordingly

{{If preview|value if being previewed|value if not being previewed}}

The first parameter is returned if the page is being previewed, otherwise the second parameter will be returned. Either parameter may be empty.

Preview this page to see the effect of previewing on the Example column.

Code Value when previewed Value when saved Example
{{If preview|Yes|No}} Yes No No
{{If preview|Red}} Red
{{If preview||Blue}} Blue Blue