pattern : String

pattern

String

A string instance is considered valid if the regular expression matches the instance successfully.

Value	This keyword must be set to a valid ECMA-262 regular expression
Kind	Assertion
Applies To	String
Dialect	Draft 4
Changed In	None
Introduced In	Draft 1
Vocabulary	Validation
Specification	https://json-schema.org/draft-04/draft-fge-json-schema-validation-00#rfc.section.5.2.3
Metaschema	http://json-schema.org/draft-04/schema#
Official Tests	draft4/pattern.json draft4/optional/ecmascript-regex.json draft4/optional/non-bmp-regex.json
Default	`".*"`
Annotation	None
Affected By	None
Affects	None
Also See	format (Vocabulary: Validation) patternProperties (Vocabulary: Validation)

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