Help:Template: Difference between revisions

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System variables and conditional logic: specify that revisiontimestamp is for page revision
update links to external help pages (Meta pages have been moved/merged into MediaWiki)
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The most common method of inclusion is called [[Help:Transclusion|transclusion]], where the wiki source of the target page contains a reference to the template, using the {{tnull|{{var|Template name}}}} syntax. Another method is [[Help:Substitution|substitution]], where the content of the template is copied into the wiki source of the target page, just once, when it is saved.
 
[[Help:A quick guide to templates]] gives a brief introduction to the subject. There is further help from MediaWiki and Wikimedia at [[mw:Help:Templates]], [[m:Help:Template]], and [[mmw:Help:Advanced templates]].
 
==General description==