Template talk:T opt par

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Contents 1 Wikitext 2 Purpose 3 Usage 4 Examples 5 See also

[edit] Wikitext

This Template:T opt par (talk, backlinks, edit) contains:

---

{{{dummy{{{a|}}}|*a={{{a}}}}}}
{{{dummy{{{b|}}}|*b={{{b}}}}}}

---

[edit] Purpose

Demo, example of a template producing optional text depending on parameters being defined, without use of a parser function such as #if.

[edit] Usage

{{T opt par
 |dummy=
 |a=value (optional)
 |b=value (optional)
}}

[edit] Examples

Code	Result
{{T opt par|dummy=|a=123|b=456}}	a=123 b=456
{{T opt par|dummy=|a=123}}	a=123
{{T opt par|dummy=|b=456}}	b=456
{{T opt par|dummy=}}	<null>
{{T opt par|a=123|b=456}}	a=123 b=456
{{T opt par|a=123}}	a=123 b={{{b}}}
{{T opt par|b=456}}	a={{{a}}} b=456
{{T opt par}}	a={{{a}}} b={{{b}}}

[edit] See also

• Help:Parameter default