C# 读取图片转成Base64编码

 1         /// <summary>
 2         /// 根据图片的路径解析成图片资源
 3         /// </summary>
 4         /// <param name="filePath"></param>
 5         /// <returns></returns>
 6         public static string BitmapImageToByteArray(string filePath)
 7         {
 8             byte[]? byteArray = null;
 9             if (File.Exists(filePath))
10                 byteArray = File.ReadAllBytes(filePath);
11             string pic = Convert.ToBase64String(byteArray);
12             return pic;
13         }