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authorBjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>2018-11-07 08:52:41 +0100
committerBjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>2018-11-07 10:38:58 +0100
commitddcb402859b50193bfd6d8b752b568d26d14f603 (patch)
tree69d25fb7631b7f47512c250dba5465149955db60 /docs/content/en/functions
parent3a44920e79ef86003555d8a4860c29257b2914f0 (diff)
docs: Document complement
Closes https://github.com/gohugoio/hugoDocs/issues/658
Diffstat (limited to 'docs/content/en/functions')
-rw-r--r--docs/content/en/functions/complement.md29
-rw-r--r--docs/content/en/functions/intersect.md2
2 files changed, 30 insertions, 1 deletions
diff --git a/docs/content/en/functions/complement.md b/docs/content/en/functions/complement.md
new file mode 100644
index 000000000..461227789
--- /dev/null
+++ b/docs/content/en/functions/complement.md
@@ -0,0 +1,29 @@
+---
+title: "complement"
+description: "`collections.Complement` (alias `complement`) gives the elements of a collection that are not in any of the others."
+date: 2018-11-07
+categories: [functions]
+menu:
+ docs:
+ parent: "functions"
+keywords: [collections,intersect,union]
+signature: ["COLLECTION | complement COLLECTION [COLLECTION]..." ]
+hugoversion: "0.51"
+aliases: []
+---
+
+Example:
+
+```go-html-template
+{{ $pages := .Site.RegularPages | first 50 }}
+{{ $news := where $pages "Type" "news" | first 5 }}
+{{ $blog := where $pages "Type" "blog" | first 5 }}
+{{ $other := $pages | complement $news $blog | first 10 }}
+```
+
+The above is an imaginary use case for the home page where you want to display different page listings in sections/boxes on different places on the page: 5 from `news`, 5 from the `blog` and then 10 of the pages not shown in the other listings, to _complement_ them.
+
+
+
+
+
diff --git a/docs/content/en/functions/intersect.md b/docs/content/en/functions/intersect.md
index 6d2efacbc..53f26d950 100644
--- a/docs/content/en/functions/intersect.md
+++ b/docs/content/en/functions/intersect.md
@@ -10,7 +10,7 @@ categories: [functions]
menu:
docs:
parent: "functions"
-keywords: []
+keywords: [collections,intersect,union,complement,symdiff]
signature: ["intersect SET1 SET2"]
workson: []
hugoversion: