Template:Preview warning emits a warning in preview. Modules should instead use the module interface _warning() in Module:If preview.


((Preview warning|Warning text in preview))

The warning will appear at the top of the page in preview, no matter where it is placed. It will be prefaced by "Preview warning:" in bold. The template will emit an always-visible warning if no warning text is supplied.


The warning text you want to provide.

See also