Template:If preview/doc

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

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 examples below.

• {{If preview|Yes|No}}

  No

• {{If preview|Red}}

• {{If preview||Blue}}

  Blue