C# try catch后打印详细的错误日志

                StringBuilder sb = new StringBuilder();
                sb.AppendLine("\r\n****************************异常文本****************************");
                sb.AppendLine("\r\n【出现时间】：" + DateTime.Now.ToString());
                if (ex != null)
                {
                    ex = BuildErrorMessage(ex);
                    sb.Append("\r\n【异常类型】：" + ex.ToString());
                    sb.Append("\r\n【异常信息】：" + ex.Message);
                    sb.Append("\r\n【错误源】：" + ex.Source);
                    sb.Append("\r\n【堆栈信息】：" + ex.StackTrace);
                }
                LogHelpr.Log(":" + sb, "错误日志位置");

        private static Exception BuildErrorMessage(Exception ex)
        {
            while (ex.InnerException != null)
            {
                ex = ex.InnerException;
            }
            return ex;
        }