Function json

packages/zod/src/v4/classic/schemas.ts:2653–2659

(params?: string | core.$ZodCustomParams)

}

export function json(params?: string | core.$ZodCustomParams): ZodJSONSchema {
  const jsonSchema: any = lazy(() => {
    return union([string(params), number(), boolean(), _null(), array(jsonSchema), record(string(), jsonSchema)]);
  });

  return jsonSchema;
}

// preprocess