Template:Acronym/Exists
From Halopedia, the Halo wiki
Usage
This template is used to check if the given parameter is a valid acronym on Halopedia. For instance, {{#if:{{Acronym/Exists|CE}}|Acronym exists!|Acronym does not exist!}} produces "Acronym exists!", meanwhile {{#if:{{Acronym/Exists|banana}}|Acronym exists!|Acronym does not exist!}} produces "Acronym does not exist!"