See Help:Expansion demo templates.

"[[{{{1}}}]]" gives "{{{{{1}}}}}" [1]

Examples

edit
{{xpdoc|l=x|tss}} "{{tss}}" → "in" [2]
{{xpdoc|d=|CURRENTDAY}} {{CURRENTDAY}} → 29 [3]
{{xpdoc|CURRENTDAY}} "{{CURRENTDAY}}" → "29" [4]
{{xpdoc|d=''|CURRENTDAY}} ''{{CURRENTDAY}}''29 [5]
{{xpdoc|#expr:2*3}} "{{#expr:2*3}}" → "6" [6]
{{xpdoc|urlencode:!}} "{{urlencode:!}}" → "%21" [7]
{{xpdoc|uc:abc}} "{{uc:abc}}" → "ABC" [8]

If the left side contains an equals sign, the named parameter 1 can and should be used:

{{xpdoc|1=#expr:2+2=4}} "{{#expr:2+2=4}}" → "1" [9]

Alternatives with Template:Demo inline

edit
{{demo inline|<nowiki>{{CURRENTDAY}}</nowiki>}} {{CURRENTDAY}} → 29
{{demo inline|<nowiki>"{{CURRENTDAY}}"</nowiki>}} "{{CURRENTDAY}}" → "29"
{{demo inline|<nowiki>''{{CURRENTDAY}}''</nowiki>}} ''{{CURRENTDAY}}''29