usage
Place on a page to auto-categorize the page to category:Self-documenting Trainz templates
spin-off
See {{SelfTmpdoc}} for parent category instead.

 

  1. imported From N3V wiki to minimize porting edits here,
    then modified to Trainz templates alone 2015-0321 when the auto-category made sub-cat of parent (original) category:Self-documenting templates now accessed by {{SelfTmpdoc}} (Now for general templates usable elsewhere in the Wikibooks projects).