maxItems : Integer

maxItems

Integer

An array instance is valid if its size is less than, or equal to, the value of this keyword.

Value	This keyword must be set to a zero or positive integer Hint: Use the `jsonschema metaschema` and `jsonschema lint` commands to catch keywords set to invalid values
Kind	Assertion
Applies To	Array
Base Dialect	Draft 3
Changed In	None
Introduced In	Draft 1
Vocabulary	Core
Specification	https://json-schema.org/draft-03/draft-zyp-json-schema-03.pdf#5.14
Metaschema	http://json-schema.org/draft-03/schema#
Official Tests	draft3/maxItems.json
Default	None
Annotation	None
Affected By	None
Affects	None
Also See	items (Vocabulary: Core) additionalItems (Vocabulary: Core) minItems (Vocabulary: Core)

Schema with 'maxItems' keyword Schema

{
  "$schema": "http://json-schema.org/draft-03/schema#",
  "type": "array",
  "maxItems": 3,
  "items": {
    "type": "string"
  }
}

Valid An array instance with less than or equal to the maxItems value is valid Instance

["learn", "json", "schema"]

Invalid An array instance with greater than the maxItems value is invalid Instance

["learn", "json", "schema", "draft3"]