export declare function hasOwn(target: any, key: any): boolean;
export declare function getStringType(v: any): string;
export declare function isType(v: any, type: string): boolean;
export declare function valueToJSON(value: any): any;
export declare function objectToJSON(obj: Record<string, any>): Record<string, any>;
export declare function arrayToJSON(items: any[]): any[];