Template:Boolandnot
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This template is used to logically link two strings.
The template generates a non-empty string (i.e. returns "true") if the first parameter is non-empty and the second is empty.
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Parameters
Two strings.
Truth table
| Input | Output |
|---|---|
| {{boolandnot| | }} | |
| {{boolandnot| |1}} | |
| {{boolandnot|1| }} | 1 |
| {{boolandnot|1|1}} |
Examples
{{#if: {{Boolandnot| | }}| yes | no}}gives
no
{{#if: {{Boolandnot|xxx| }}| yes | no}}gives
yes
{{#if: {{Boolandnot| |xxx}}| yes | no}}gives
no
{{#if: {{Boolandnot|xxx|xxx}}| yes | no}}gives
no
