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	<id>https://www.slicer.org/w/index.php?action=history&amp;feed=atom&amp;title=Template%3A%21%2Fdoc</id>
	<title>Template:!/doc - Revision history</title>
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	<updated>2026-04-18T19:00:25Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.33.0</generator>
	<entry>
		<id>https://www.slicer.org/w/index.php?title=Template:!/doc&amp;diff=22103&amp;oldid=prev</id>
		<title>JChris.FillionR: 1 revision</title>
		<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Template:!/doc&amp;diff=22103&amp;oldid=prev"/>
		<updated>2011-10-23T04:53:18Z</updated>

		<summary type="html">&lt;p&gt;1 revision&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 04:53, 23 October 2011&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>JChris.FillionR</name></author>
		
	</entry>
	<entry>
		<id>https://www.slicer.org/w/index.php?title=Template:!/doc&amp;diff=22102&amp;oldid=prev</id>
		<title>Psneog at 18:03, 24 September 2011</title>
		<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Template:!/doc&amp;diff=22102&amp;oldid=prev"/>
		<updated>2011-09-24T18:03:24Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Documentation subpage}}&lt;br /&gt;
&amp;lt;!-- DO NOT move the &amp;quot;pp-template&amp;quot; to the template page since the ! template should be as short as possible to save server load (to not break template inclusion limits). --&amp;gt;&lt;br /&gt;
&amp;lt;includeonly&amp;gt;{{high-risk|5,700,000+}}&amp;lt;/includeonly&amp;gt;&lt;br /&gt;
__NOTOC__&lt;br /&gt;
=== Usage ===&lt;br /&gt;
&lt;br /&gt;
This is the {{t&amp;lt;noinclude&amp;gt;n&amp;lt;/noinclude&amp;gt;&amp;lt;includeonly&amp;gt;l&amp;lt;/includeonly&amp;gt;|!}} meta-template. Its use is analogous to an [[escape character]].&lt;br /&gt;
&lt;br /&gt;
This is an auxiliary template allowing the encoding of &amp;quot;&amp;lt;code&amp;gt;|&amp;lt;/code&amp;gt;&amp;quot; within template parameters, because the pipe character is normally interpreted as a separator. This template is necessary if the character is used in wiki table syntax, or if the parameter is automatically wikilinked and you wish to use a pipe to specify different link text from the target page name. In other cases it is better to use &amp;quot;&amp;lt;code&amp;gt;&amp;amp;amp;#124;&amp;lt;/code&amp;gt;&amp;quot;. &lt;br /&gt;
&lt;br /&gt;
This template cannot be used for putting the character as text in a wiki table; in that case, again,  &amp;quot;&amp;lt;code&amp;gt;&amp;amp;amp;#124;&amp;lt;/code&amp;gt;&amp;quot; can be used.&lt;br /&gt;
&lt;br /&gt;
Note that no special template is needed for &amp;quot;&amp;lt;code&amp;gt;!&amp;lt;/code&amp;gt;&amp;quot; (exclamation mark).&lt;br /&gt;
&lt;br /&gt;
This is a [[WP:high-risk template|high-risk template]], and it usually cannot be [[Wikipedia:Substitution|substituted]] (see conditions for substing on [[#Substitution|the section below]]).&lt;br /&gt;
&lt;br /&gt;
=== Substitution ===&lt;br /&gt;
It is possible to [[Wikipedia:Substitution|substitute]] &amp;lt;nowiki&amp;gt;{{!}}&amp;lt;/nowiki&amp;gt; only if an unescaped &amp;quot;'''&amp;lt;code&amp;gt;|&amp;lt;/code&amp;gt;'''&amp;quot; works as expected, i.e. after substituting the template containing &amp;lt;nowiki&amp;gt;{{!}}&amp;lt;/nowiki&amp;gt;, or after eliminating an&lt;br /&gt;
[[mw:Help:Extension:ParserFunctions#.23if|#if]] containing &amp;lt;nowiki&amp;gt;{{!}}&amp;lt;/nowiki&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
=== A simple example ===&lt;br /&gt;
&lt;br /&gt;
The following template code for {{tl|Quotation}} using an ordinary pipe character,&lt;br /&gt;
* &amp;lt;code&amp;gt;&amp;lt;nowiki&amp;gt;{{Quotation|It is not possible to use an ordinary pipe character | in template parameters, as it will be interpreted as a separator.|[[Help:Template#Usage hints and workarounds]]}}&amp;lt;/nowiki&amp;gt;&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
produces:&lt;br /&gt;
{{Quotation|It is not possible to use an ordinary pipe character | in template parameters, as it will be interpreted as a separator.|[[Help:Template#Usage hints and workarounds]]}}&lt;br /&gt;
&lt;br /&gt;
whereas this code using the &amp;lt;nowiki&amp;gt;{{!}}&amp;lt;/nowiki&amp;gt; meta-template,&lt;br /&gt;
* &amp;lt;code&amp;gt;&amp;lt;nowiki&amp;gt;{{Quotation|It is not possible to use an ordinary pipe character {{!}} in template parameters, as it will be interpreted as a separator.|[[Help:Template#Usage hints and workarounds]]}}&amp;lt;/nowiki&amp;gt;&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
produces:&lt;br /&gt;
{{Quotation|It is not possible to use an ordinary pipe character {{!}} in template parameters, as it will be interpreted as a separator.|[[Help:Template#Usage hints and workarounds]]}}&lt;br /&gt;
&lt;br /&gt;
=== See also ===&lt;br /&gt;
* {{tl|!!}}&lt;br /&gt;
* {{tl|!-}} creates |-&lt;br /&gt;
* {{tl|-!}}&lt;br /&gt;
* {{tl|broken bar}}&lt;br /&gt;
* {{tn|'}} and related&lt;br /&gt;
* [[Wikipedia:Conditional tables]]&lt;br /&gt;
* {{tl|pipe}} - Note that this one looks like {{tlf|!}} but has a very different meaning for the MediaWiki parser and thus has different functionality.&lt;br /&gt;
* {{tn|(}} creates {&lt;br /&gt;
* {{tn|((}} creates {{&lt;br /&gt;
* {{tl|!(}}&lt;br /&gt;
* {{[[template:=|=]]}}&lt;br /&gt;
&lt;br /&gt;
&amp;lt;includeonly&amp;gt;&lt;br /&gt;
[[Category:Template namespace templates|{{PAGENAME}}]]&lt;br /&gt;
[[Category:Wikipedia formatting and function templates|{{PAGENAME}}]]&lt;br /&gt;
&lt;br /&gt;
[[ar:قالب:!]]&lt;br /&gt;
[[as:Template:!]]&lt;br /&gt;
[[be-x-old:Шаблён:!]]&lt;br /&gt;
[[bg:Шаблон:!]]&lt;br /&gt;
[[bn:Template:!]]&lt;br /&gt;
[[cs:Šablona:!]]&lt;br /&gt;
[[da:Skabelon:!]]&lt;br /&gt;
[[de:Vorlage:!]]&lt;br /&gt;
[[dsb:Pśedłoga:!]]&lt;br /&gt;
[[et:Mall:!]]&lt;br /&gt;
[[es:Plantilla:!]]&lt;br /&gt;
[[fa:الگو:!]]&lt;br /&gt;
[[fr:Modèle:!]]&lt;br /&gt;
[[hsb:Předłoha:!]]&lt;br /&gt;
[[it:Template:!]]&lt;br /&gt;
[[ja:Template:!]]&lt;br /&gt;
[[ka:თარგი:!]]&lt;br /&gt;
[[ko:틀:!]]&lt;br /&gt;
[[ku:Şablon:!]]&lt;br /&gt;
[[la:Formula:!]]&lt;br /&gt;
[[myv:ЛопаПарцун:!]]&lt;br /&gt;
[[nl:Sjabloon:!]]&lt;br /&gt;
[[no:Mal:!]]&lt;br /&gt;
[[pap:Template:!]]&lt;br /&gt;
[[pl:Szablon:!]]&lt;br /&gt;
[[pt:Template:!]]&lt;br /&gt;
[[ru:Шаблон:!]]&lt;br /&gt;
[[sk:Šablóna:!]]&lt;br /&gt;
[[sl:Template:!]]&lt;br /&gt;
[[sr:Шаблон:!]]&lt;br /&gt;
[[vi:Tiêu bản:!]]&lt;br /&gt;
[[zh:Template:!]]&lt;br /&gt;
[[zh-yue:Template:!]]&lt;br /&gt;
[[he:תבנית:!]]&lt;br /&gt;
[[uk:Шаблон:!]]&lt;br /&gt;
[[fi:Malline:!]]&lt;br /&gt;
[[sv:Mall:!]]&lt;br /&gt;
[[simple:Template:!]]&lt;br /&gt;
&amp;lt;/includeonly&amp;gt;&lt;/div&gt;</summary>
		<author><name>Psneog</name></author>
		
	</entry>
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