Map.Select

map.select(map : map, condition : str) : map

Create a map that only contains key-value pairs for which the condition succeeds.

1.9.1 or later

Name	Type	Description
map	map	The map value.
condition	str	condition to execute for each item (use '$' to refer to the key-value pair)

a map that has all the key-value pairs that follow the given condition.

Output

to get a map of a key-values that fulfill your conditions:

{{ map.select({one:2, two:4}, "$.value==2") }}

{ one : 2 }

to get a map of a key-values that fulfill your conditions:

{{ map.select({one:2, two:4}, "$.key=='two'") }}

{ two : 4 }

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