react-native-file-stream/types/DataConvertUtil.d.ts

operate file stream in react native

export declare class DataConvertUtil {
    static base64ToUnit8Array(base64String: string): Uint8Array;
    static unit8ArrayToBase64(unit8ArrayData: Uint8Array): string;
    static base64ToArryBuffer(base64String: string): ArrayBuffer;
    static arryBufferToBase64(buffer: ArrayBuffer): string;
}