Template:Is empty/doc
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 | This is a documentation subpage for Template:Is empty It contains usage information, categories and other content that is not part of the original template page. |
Returns true if the first parameter is assigned no value. It can be useful in de-obfuscating wiki markup. It was created to facilitate adding tracking categories.
Usage[edit source]
- Logic
- if not
xthen1. - if
xthen <null>.
Examples[edit source]
{{#if:{{is empty| }}|empty|not empty}} → empty
{{#if:{{is empty|value}}|empty|not empty}} → not empty