Merge commit '9b0050e9aabe4be65c78ccf292a348f309d50ccd' as 'docs'

```
git subtree add --prefix=docs/ https://github.com/gohugoio/hugoDocs.git master --squash
```

Closes #11925

docs/content/en/methods/duration/Milliseconds.md

@@ -0,0 +1,17 @@
+---
+title: Milliseconds
+description: Returns the time.Duration value as an integer millisecond count.
+categories: []
+keywords: []
+action:
+  related:
+    - functions/time/Duration
+    - functions/time/ParseDuration
+  returnType: int64
+  signatures: [DURATION.Milliseconds]
+---
+
+```go-html-template
+{{ $d = time.ParseDuration "3.5h2.5m1.5s" }}
+{{ $d.Milliseconds }} → 12751500
+```