Template talk:Tto
Add topicTemplate:Tto containing "{{{{{1}}}|a{{{2}}}b{{{2}}}c{{{2}}}d}}<noinclude>
{{Documentation|content=
This 2004 template was once placed at {{tl|tt}}, until it was converted into a [[Template:Languageicon|Languageicon]] template in 2021. Nearly a year later, the history was splitted and it is now here.
}}
</noinclude>"
{{tto|t|efg}}using Template:T containing "<includeonly><!--t-->start-{{{1|pqr}}}-end</includeonly><noinclude><nowiki>start-{{{1|pqr}}}-end</nowiki>
== Examples ==
{| class = "wikitable"
! Code
! Result
|- style="vertical-align:top;"
| <pre>
{{T}}
</pre>
||{{T}}
|- style="vertical-align:top;"
| <pre>
{{T|}}
</pre>
||{{T|}}
|- style="vertical-align:top;"
| <pre>
{{T|abc}}
</pre>
||{{T|abc}}
|- style="vertical-align:top;"
| <pre>
{{T|abc|def}}
</pre>
||{{T|abc|def}}
|- style="vertical-align:top;"
| <pre>
{{T|1=abc|1=def}}
</pre>
||{{T|1=abc|1=def}}
|- style="vertical-align:top;"
| <pre>
{{T|abc|1=def}}
</pre>
||{{T|abc|1=def}}
|- style="vertical-align:top;"
| <pre>
{{T|1=abc|def}}
</pre>
||{{T|1=abc|def}}
|- style="vertical-align:top;"
| <pre>
{{T|{{T}}}}
</pre>
||{{T|{{T}}}}
|- style="vertical-align:top;"
| <pre>
{{T|{{T|{{T}}}}}}
</pre>
||{{T|{{T|{{T}}}}}}
|- style="vertical-align:top;"
| <pre>
{{T|{{T|{{T|{{T}}}}}}}}
</pre>
||{{T|{{T|{{T|{{T}}}}}}}}
|- style="vertical-align:top;"
| <pre>
{{T|a{{T|b}}}}
</pre>
||{{T|a{{t|b}}}}
|- style="vertical-align:top;"
| <pre>
{{T|{{T|a<nowiki>=</nowiki>b}}}}
</pre>
||{{T|{{T|a=b}}}}
|- style="vertical-align:top;"
| <pre>
{{T|<nowiki>a=b</nowiki>}}
</pre>
||{{T|a=b}}
|- style="vertical-align:top;"
| <pre>
{{T|1<nowiki>=a=b</nowiki>}}
</pre>
||{{T|1=a=b}}
|}
<!-- customize to illustrate parameter use; remove space in subst to activate it;
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
{{sub st:nwrt|{{T|}}}}
-->
[[Category:Demo template]]</noinclude>" gives "start-aefgbefgcefgd-end"
{{tto|void}}gives "".{{tto|ns:0}}gives "".{{tto|NAMESPACE}}gives "Template:NAMESPACE".{{tto|#ifexpr:0|abc}}gives "".{{tto|#ifexpr:1|abc}}gives "aabcbabccabcd".{{tto|#expr:1/7|abc}}gives "0.14285714285714".{{tto|#expr:1/7}}gives "0.14285714285714".
- {{NAMESPACE}} gives Template talk
- {{NAMESPACE|abc}} gives Template:NAMESPACE
- {{ns:4|abc}} gives Meta
- {{#expr:1/7|abc}} gives 0.14285714285714
Thus some variables simply ignore a dummy "parameter", while for others the parameter causes the variable to be interpreted as a non-existing template. It's somewhat confusing if the "non-existing" template does exist, as it's the case on Meta for
- {{ns:{{SITENAME}}}} resulting in the output of Template:Meta:
Meta