hugo/docs/content/en/functions/store.md

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.Store	Returns a Scratch that is not reset on server rebuilds.	functions	docs parent functions	scratch

The .Store method on .Page returns a Scratch to store and manipulate data. In contrast to the .Scratch method, this Scratch is not reset on server rebuilds.

Methods

.Set

Sets the value of a given key.

{{ .Store.Set "greeting" "Hello" }}

.Get

Gets the value of a given key.

{{ .Store.Set "greeting" "Hello" }}

{{ .Store.Get "greeting" }} → Hello

.Add

Adds a given value to existing value(s) of the given key.

For single values, Add accepts values that support Go's + operator. If the first Add for a key is an array or slice, the following adds will be appended to that list.

{{ .Store.Add "greetings" "Hello" }}
{{ .Store.Add "greetings" "Welcome" }}

{{ .Store.Get "greetings" }} → HelloWelcome

{{ .Store.Add "total" 3 }}
{{ .Store.Add "total" 7 }}

{{ .Store.Get "total" }} → 10

{{ .Store.Add "greetings" (slice "Hello") }}
{{ .Store.Add "greetings" (slice "Welcome" "Cheers") }}

{{ .Store.Get "greetings" }} → []interface {}{"Hello", "Welcome", "Cheers"}

.SetInMap

Takes a key, mapKey and value and adds a map of mapKey and value to the given key.

{{ .Store.SetInMap "greetings" "english" "Hello" }}
{{ .Store.SetInMap "greetings" "french" "Bonjour" }}

{{ .Store.Get "greetings" }} → map[french:Bonjour english:Hello]

.DeleteInMap

Takes a key and mapKey and removes the map of mapKey from the given key.

{{ .Store.SetInMap "greetings" "english" "Hello" }}
{{ .Store.SetInMap "greetings" "french" "Bonjour" }}
{{ .Store.DeleteInMap "greetings" "english" }}

{{ .Store.Get "greetings" }} → map[french:Bonjour]

.GetSortedMapValues

Returns an array of values from key sorted by mapKey.

{{ .Store.SetInMap "greetings" "english" "Hello" }}
{{ .Store.SetInMap "greetings" "french" "Bonjour" }}

{{ .Store.GetSortedMapValues "greetings" }} → [Hello Bonjour]

.Delete

Removes the given key.

{{ .Store.Set "greeting" "Hello" }}

{{ .Store.Delete "greeting" }}