# `ExJsonSchema.Validator.UniqueItems`
[🔗](https://github.com/jonasschmidt/ex_json_schema/blob/v0.11.5/lib/ex_json_schema/validator/unique_items.ex#L1)

`ExJsonSchema.Validator` implementation for `"uniqueItems"` attributes.

See:
https://tools.ietf.org/html/draft-fge-json-schema-validation-00#section-5.3.4
https://tools.ietf.org/html/draft-wright-json-schema-validation-01#section-6.13
https://tools.ietf.org/html/draft-handrews-json-schema-validation-01#section-6.4.5

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*Consult [api-reference.md](api-reference.md) for complete listing*