代码如下:
//filePath 文件路径 private string File2MD5(string filePath) { StringBuilder sb = new StringBuilder(); FileStream fileStream = new FileStream(filePath,FileMode.Open); MD5 md5 = new MD5CryptoServiceProvider(); byte[] bytes = md5.ComputeHash(fileStream); for (var i = 0; i < bytes.Length; i++) { sb.Append(bytes[i].ToString("x2")); } return sb.ToString(); }