Template:If in category/sandbox
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 | This is the template sandbox page for Template:If in category (diff). See also the companion subpage for test cases. |
 | This template is rated as pre-alpha. It is unfinished, and may or may not be in active development. It should not be used from article namespace pages. Templates remain pre-alpha until the original editor (or someone who takes one over if it is abandoned for some time) is satisfied with the basic structure. |
Checks whether a page is in a category, and returns different output based on the answer.
| Parameter | Description | Type | Status | |
|---|---|---|---|---|
| Page | 1 page | Page being checked | Page name | required |
| Category | 2 category | Category being checked to see if the page is in it; do not include the prefix | Page name | required |
| If yes | 3 yes | Output if the page is in the category | Content | suggested |
| If no | 4 no | Output if the page is not in the category | Content | suggested |
Example
{{If in category|Amastra subsoror|Extinct gastropods|Dead as the dodo|Perhaps it's still alive}} produces Dead as the dodo.
Limitations
This template is very expensive.
Only detects categories directly on a page, not those added indirectly through templates.