public static void ErrorLog(string info)
{
var path = HttpContext.Current.Server.MapPath("/log/");
DirHelper.CheckFolder(path);
FileHelper.WriteFile(path + "log" + DateTime.Now.ToString("yyyyMMddHHmmss") + Character.Random(1000, 9999) + ".txt", "<br/><strong>客户机IP</strong>：" + HttpContext.Current.Request.UserHostAddress + "<br /><strong>错误地址</strong>：" + HttpContext.Current.Request.Url + info);
}
/// <summary>
/// 指定目录根据异常记录日志
/// </summary>
/// <param name="ex"></param>
/// <param name="path"></param>
public static void Log(Exception ex, string path)
{
if (path.LastIndexOf("\\") < path.Length)
{
path += "\\";
}
DirHelper.CheckFolder(path);
FileHelper.AppendFile(path + "log" + DateTime.Now.ToString("yyyyMMdd") + ".htm", "<strong>客户机IP</strong>：" + HttpContext.Current.Request.UserHostAddress + "<br /><strong>错误地址</strong>：" + HttpContext.Current.Request.Url + ex.Message + Environment.NewLine);
}