encoding/json.decodeState.disallowUnknownFields (field)

3 uses

	encoding/json (current package)
		decode.go#L221: 	disallowUnknownFields bool
		decode.go#L739: 			} else if d.disallowUnknownFields {
		stream.go#L44: func (dec *Decoder) DisallowUnknownFields() { dec.d.disallowUnknownFields = true }