format : String

format

String

Define and assert semantic information about a string instance.

Kind Annotation Assertion
Applies To String
Dialect 2020-12
Introduced In Draft 1
Vocabulary Format Assertion
Specification https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.2.2
Metaschema https://json-schema.org/draft/2020-12/meta/format-assertion
Also see

Annotations

This keyword produces the format name as the annotation value.

Defined Formats

Format Category Specification
"date-time" Time https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.1
"date" Time https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.1
"time" Time https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.1
"duration" Time https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.1
"email" Emails https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.2
"idn-email" Emails https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.2
"hostname" Hostnames https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.3
"idn-hostname" Hostnames https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.3
"ipv4" IP Addresses https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.4
"ipv6" IP Addresses https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.4
"uri" Resource Identifiers https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.5
"uri-reference" Resource Identifiers https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.5
"iri" Resource Identifiers https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.5
"iri-reference" Resource Identifiers https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.5
"uuid" Resource Identifiers https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.5
"uri-template" Resource Identifiers https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.6
"json-pointer" JSON Pointer https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.7
"relative-json-pointer" JSON Pointer https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.7
"regex" Regular Expressions https://json-schema.org/draft/2020-12/json-schema-validation.html#section-7.3.8