Template:Issubst/doc: Difference between revisions

Revision as of 04:25, 28 October 2023

This is a documentation subpage for Template:Issubst.
It contains usage information, categories and other content that is not part of the original page.

This template is used on approximately 71,000 pages and changes may be widely noticed. Test changes in the template's /sandbox or /testcases subpages, or in your own user subpage. Consider discussing changes on the talk page before implementing them.

Usage

Meta template that returns "yes" if evaluated during substitution, and the empty string if evaluated during transclusion.
Note that this template must be used in safesubst mode to work properly:

{{ safesubst:<noinclude/>issubst}}

Examples

"{{issubst}}" → ""
"{{subst:issubst}}" → "yes"

Template:List of subst helper templates