{{{{{1}}}{{ {{{2}}}}}}} gives {{{{{1}}}{{{{{2}}}}}}}


Usage:
{{Xpdn|outer-left|inner|outer-right|s=separator}}
The default separator is "gives", use e.g. s== for "=". The second parameter has to specified and can't be empty, compare m:Template:evaldemo (backlinks edit). With optional substitution subst=subst: the first parameter also can't be empty.
Example:
{{Xpdn|#expr:|CURRENTTIMESTAMP| mod 100}} gives
"{{#expr:{{ CURRENTTIMESTAMP}} mod 100}} gives 12"

See also rætta