View source for Template:Extension/Sample

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 Usage instructions:
 1. Fill in the template. For help, see [[Template:Extension]].
 2. Remove any HTML comments from the infobox after you are finished.
 3. Remove this comment when you no longer need it.
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<languages/>
{{Extension|templatemode = <noinclude>nocats</noinclude>
|name                 = <includeonly>{{subst:SUBPAGENAME}}</includeonly><noinclude>MyExtension</noinclude> 
|status               = beta
|type1                = <!-- implementation type, see [[Template:Extension]] for details -->
|type2                = 
|hook1                = <!-- default / custom hooks used, see [[Template:Extension]] for details -->
|hook2                = 
|newhook1             = <!-- hooks added by the extension, see [[Template:Extension]] for details -->
|newhook2             = 
|username             = <!-- optional, but strongly recommended -->
|author               = <!-- add only if different from user name -->
|description          = <!-- brief description of purpose / use case -->
|image                = 
|imagesize            = 
|version              = 
|update               = 
|version preview      = 
|update preview       = 
|compatibility policy = 
|mediawiki            = 
|php                  = 
|needs-updatephp      = 
|composer             = 
|table1               = 
|table2               = 
|license              = <!-- what license your extension is released under -->
|download             = <includeonly>{{WikimediaDownload|{{subst:SUBPAGENAME}}}}</includeonly>
|readme               = <includeonly>{{git file|project=mediawiki/extensions/{{subst:SUBPAGENAME}}|file=README|branch=HEAD|text=README}}</includeonly>
|changelog            = 
|example              = 
|namespace            = 
|parameters           = <!-- configuration parameters, for use in LocalSettings.php -->
|tags                 = 
|rights               = <!-- user rights, for use with $wgGroupPermissions -->
|compatibility        = 
|phabricator          = 
|vagrant-role         = 
}}

The '''<includeonly>{{subst:SUBPAGENAME}}</includeonly><noinclude>MyExtension</noinclude>''' extension does foo.

==Installation==

{{ExtensionInstall}}

==Configuration parameters==
<!--
 Explain the purpose of each configuration parameter provided to Template:Extension.
;$wgMyExtensionFoo: Some description.
;$wgMyExtensionBar: Some description.

-->

==User rights==
<!--
 Explain the meaning of each user right provided to Template:Extension.
-->

==See also==
<!-- Add other related extensions here, if applicable. If not, just delete this comment and the "See also" header. -->