Merge commit 'f96384a3b596f9bc0a3a035970b09b2c601f0ccb'

docs/content/en/functions/in.md

@@ -1,32 +1,24 @@
 ---
 title: in
-linktitle:
 description: Checks if an element is in an array or slice--or a substring in a string---and returns a boolean.
-date: 2017-02-01
-publishdate: 2017-02-01
-lastmod: 2017-02-01
 categories: [functions]
 menu:
   docs:
-    parent: "functions"
+    parent: functions
 keywords: [strings]
 signature: ["in SET ITEM"]
-workson: []
-hugoversion:
 relatedfuncs: []
-deprecated: false
-aliases: []
 ---
 
 The elements supported are strings, integers and floats, although only float64 will match as expected.
 
 In addition, `in` can also check if a substring exists in a string.
 
-```
+```go-html-template
 {{ if in .Params.tags "Git" }}Follow me on GitHub!{{ end }}
 ```
 
 
-```
+```go-html-template
 {{ if in "this string contains a substring" "substring" }}Substring found!{{ end }}
 ```