Merge commit '9b0050e9aabe4be65c78ccf292a348f309d50ccd' as 'docs'

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

Closes #11925

docs/content/en/functions/strings/CountRunes.md

@@ -0,0 +1,24 @@
+---
+title: strings.CountRunes
+description: Returns the number of runes in the given string excluding whitespace.
+categories: []
+keywords: []
+action:
+  aliases: [countrunes]
+  related:
+    - functions/go-template/len
+    - functions/strings/Count
+    - functions/strings/CountWords
+    - functions/strings/RuneCount
+  returnType: int
+  signatures: [strings.CountRunes INPUT]
+aliases: [/functions/countrunes]
+---
+
+In contrast with the [`strings.RuneCount`] function, which counts every rune in a string, `strings.CountRunes` excludes whitespace.
+
+```go-html-template
+{{ "Hello, 世界" | strings.CountRunes }} → 8
+```
+
+[`strings.RuneCount`]: /functions/strings/runecount