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Template:Substcheck/doc

From SeptemWiki

If you put <includeonly>{{subst:substcheck}}</includeonly> into a template, it will expand into one of the following, depending how the template is being viewed.

  • SUBST if the template is being substituted
  • {{subst:substcheck}} if the template is being transcluded
  • Empty string if you are viewing the template page.