Template:2if1

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Template: 2if1
Use on	Templates
Use for	Returns parameter 2 if parameter 1 is non-blank
Category template applies to page	(none)

Template Parameters (See using templates).
Name	Purpose	Required?	Comment
1	The test value	no
2	The value to return	no

This template returns parameter 2 only if parameter 1 is not blank. The main use of this is in other templates, in converting parameters.

Example:

Given {{2if1 | {{{a|}}} | [[{{{a}}}]] }}:

• If parameter a=train, then the template will return [[train]].
• If parameter a is blank, then the template will return nothing.