Module:If preview/doc

This is a documentation subpage for Module:If preview.
It may contain usage information, categories and other content that is not part of the original module page.

This Lua module is used on approximately 321,000 pages, or roughly 1% of all pages.
To avoid major disruption and server load, any changes should be tested in the module's /sandbox or /testcases subpages, or in your own module sandbox. The tested changes can be added to this page in a single edit. Consider discussing changes on the talk page before implementing them.

This module depends on the following other modules:

Module:If preview/configuration

This module uses TemplateStyles:

Module:If preview/styles.css

This module implements {{If preview}} and {{Preview warning}}. It helps templates/modules determine if they are being previewed.

Prefer implementing the template versions in other templates.

In a module to use the main(), you need to pass a frame table with an args table.

For the preview warning, use _warning().