Template:File extension
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Outputs the file extension of the filename indicated by parameter {{{1}}}. In the File: namespace, this parameter defaults to {{PAGENAME}}. In all other namespaces, the default output is an empty string. Any uppercase letters in the file extension are changed to lowercase.
Usage
| Input | Output | Notes |
|---|---|---|
{{file extension}} |
(empty string output because current page is in the Template: namespace) | |
{{file extension|Makefile}} |
(empty string output because specified filename has no extension) | |
{{file extension|I-35.svg}} |
svg | Input filename is acceptable with or without File: namespace prefix. |
{{file extension|File:George H. Sharpe.jpg}} |
jpg | |
{{file extension|UNMSM logo1.PNG}} |
png | Uppercase is changed to lowercase |
{{file extension|Wikimedia Logo.jpeg}} |
jpeg | jpeg is not changed to jpg |