Template:Require substitution
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Usage
Metatemplate that can be wrapped around a template that requires substitution.
{{ {{{|safesubst:}}}require subst
| ... (normal template code) ...
}}List of subst helper templates
- {{require substitution}} – Prints an error unless substituted.
- {{always substitute}} – For the Template documentation of the above templates; prints a message asking for it be substituted.
- {{never substitute}} – The reverse of {{always substitute}}. For the doc of templates which should not be substituted; prints a message asking for it not to be substituted.
- {{may be substituted}} – For the doc of templates whose substitution is optional.
- {{substitution}} – Allows free-fill description of whether the template should be substituted and under what conditions.
- {{ifsubst}} – Forks if substituted or not.
- {{issubst}} – Returns "yes" if substituted.
- Module:Unsubst – Prevents substitution.
- Module:Unsubst-infobox – Prevents substitution for infoboxes, cleans up parameters.