Merge commit '9b0050e9aabe4be65c78ccf292a348f309d50ccd' as 'docs'

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

Closes #11925

docs/content/en/functions/collections/First.md

@@ -0,0 +1,37 @@
+---
+title: collections.First
+description: Returns the given collection, limited to the first N elements.
+categories: []
+keywords: []
+action:
+  aliases: [first]
+  related:
+    - functions/collections/After
+    - functions/collections/Last
+    - methods/pages/Limit
+  returnType: any
+  signatures: [collections.First N COLLECTION]
+aliases: [/functions/first]
+---
+
+```go-html-template
+{{ range first 5 .Pages }}
+  {{ .Render "summary" }}
+{{ end }}
+```
+
+Set `N` to zero to return an empty collection.
+
+```go-html-template
+{{ $emptyPageCollection := first 0 .Pages}}
+```
+
+Use `first` and [`where`] together.
+
+```go-html-template
+{{ range where .Pages "Section" "articles" | first 5 }}
+  {{ .Render "summary" }}
+{{ end }}
+```
+
+[`where`]: /functions/collections/where