Module:If empty/doc

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

This module can only be edited by administrators because it is transcluded onto one or more cascade-protected pages.

This module depends on the following other modules:

Module:Arguments (sandbox)

This Lua module is used in system messages, and on approximately 4,020,000 pages, or roughly 6% of all pages.
Changes to it can cause immediate changes to the Wikipedia user interface.
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. Please discuss changes on the talk page before implementing them.

This module supports Template:If empty. See here for test cases.