C# 读取图片转成Base64编码

 

        /// <summary>
        /// 根据图片的路径解析成图片资源
        /// </summary>
        /// <param name="filePath"></param>
        /// <returns></returns>
        public static string BitmapImageToByteArray(string filePath)
        {
            byte[]? byteArray = null;
            if (File.Exists(filePath))
                byteArray = File.ReadAllBytes(filePath);
            string pic = Convert.ToBase64String(byteArray);
            return pic;
        }