Editing Template:TemplateData header

<div class="templatedata-header">This is the {{#if:{{{nolink|}}}|<!--
  nolink TD
  -->TemplateData|<!--
  link [[TD]]; DEFAULT:
-->[[Wikipedia:TemplateData|TemplateData]]}}<!--
   e.o. #if:nolink; DEFAULT:
--> documentation for this template used by [[Wikipedia:VisualEditor|VisualEditor]] and other tools.

'''TemplateData for {{{1|{{BASEPAGENAME}}}}}'''
</div><includeonly><!--

 check parameters
-->{{#invoke:Check for unknown parameters|check
|unknown={{template other|1=[[Category:Pages using TemplateData header with unknown parameters|_VALUE_]]}}
|template=Template:TemplateData header
|1 |nolink |noheader
|preview=<div class="error" style="font-weight:normal">Unknown parameter '_VALUE_' in [[Template:TemplateData header]].</div>
}}<!--
-->{{template other|{{sandbox other||
[[Category:Templates using TemplateData]]

}}}}</includeonly><!--

--><noinclude>{{Documentation}}</noinclude>
@@ Line 1: / Line 1: @@
-<div class="templatedata-header">{{#if:{{{noheader|}}}|<!--
+<div class="templatedata-header">This is the {{#if:{{{nolink|}}}|<!--
- noheader:
+   nolink TD
--->{{Template parameter usage|{{{1|{{BASEPAGENAME}}}}}|based=y}}|<!--
- +header:
--->This is the {{#if:{{{nolink|}}}|<!--
-   +header, nolink TD
    -->TemplateData|<!--
-   +header,  +link [[TD]]; DEFAULT:
+   link [[TD]]; DEFAULT:
 -->[[Wikipedia:TemplateData|TemplateData]]}}<!--
     e.o. #if:nolink; DEFAULT:
---> for this template used by [[mw:Extension:TemplateWizard|TemplateWizard]], [[Wikipedia:VisualEditor|VisualEditor]] and other tools. {{Template parameter usage|{{{1|{{BASEPAGENAME}}}}}|based=y}}<!--
+--> documentation for this template used by [[Wikipedia:VisualEditor|VisualEditor]] and other tools.
-   e.o. #if:noheader
--->}}
 '''TemplateData for {{{1|{{BASEPAGENAME}}}}}'''