contains

Checks if an array contains a given value. Returns a boolean.

Syntax

<array>.contains(value)

Arguments

• value - The value to search for in the array.

Examples

Check for a number

[1, 2, 3].contains(2)
// true

Check for a string

["a", "b", "c"].contains("d")
// false

CLI usage

$ echo '{"tags": ["go", "cli", "json"]}' | dasel -i json 'tags.contains("go")'
true

Use inside a filter

[
    {"name": "Alice", "roles": ["admin", "user"]},
    {"name": "Bob", "roles": ["user"]}
].filter(roles.contains("admin"))
// [{"name": "Alice", "roles": ["admin", "user"]}]