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---
title: path.Ext
description: Replaces path separators with slashes (`/`) and returns the file name extension of the given path.
categories: []
keywords: []
action:
aliases: []
related:
- functions/path/Base
- functions/path/BaseName
- functions/path/Clean
- functions/path/Dir
- functions/path/Join
- functions/path/Split
returnType: string
signatures: [path.Ext PATH]
aliases: [/functions/path.ext]
---
The extension is the suffix beginning at the final dot in the final slash-separated element of path; it is empty if there is no dot.
```go-html-template
{{ path.Ext "a/b/c/news.html" }} → .html
```
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