/// <summary>
/// Get the site user IP
/// </summary>
/// <returns></returns>
public static string getUserIP()
{
return HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"].ToString();
}
/// <summary>
/// Remove the last ',' number of the string
/// </summary>
/// <param name="chr">:String to be processed</param>
/// <returns>Returns processed string</returns>
public static string Lost(string chr)
{
if (chr == null || chr == string.Empty)
{
return "";
}
else
{
chr = chr.Remove(chr.LastIndexOf(","));
return chr;
}
}
/// <summary>
/// Remove the first '/' number of the string
/// </summary>
/// <param name="chr">String to be processed</param>
/// <returns>Returns processed string</returns>
public static string lostfirst(string chr)
{
string flg = "";
if (chr != string.Empty || chr != null)
{
if (chr.Substring(0, 1) == "/")
flg = chr.Replace(chr.Substring(0, 1), "");
else
flg = chr;
}
return flg;
}
/// <summary>
/// Replace special characters in html
/// </summary>
/// <param name="theString">text that needs to be replaced. </param>
/// <returns>Replaced text. </returns>
public static string HtmlEncode(string theString)
{
theString = theString.Replace(">", ">");
theString = theString.Replace("<", "<");
theString = theString.Replace(" ", " ");
theString = theString.Replace(" ", " ");
theString = theString.Replace("/"", """);
theString = theString.Replace("/'", "'");
theString = theString.Replace("/n", "<br/> ");
return theString;
}
/// <summary>
/// Restore special characters in html
/// </summary>
/// <param name="theString">Text that needs to be restored. </param>
/// <returns>Restore good text. </returns>
public static string HtmlDiscode(string theString)
{
theString = theString.Replace(">", ">");
theString = theString.Replace("<", "<");
theString = theString.Replace(" ", " ");
theString = theString.Replace(" ", " ");
theString = theString.Replace(""", "/"");
theString = theString.Replace("'", "/'");
theString = theString.Replace("<br/> ", "/n");
return theString;
}
/// <summary>
/// Generate random numbers
/// </summary>
/// <param name="length">Generate length</param>
/// <returns></returns>
public static string Number(int Length)
{
return Number(Length, false);
}
/// <summary>
/// Generate random numbers
/// </summary>
/// <param name="Length">Generate length</param>
/// <param name="Sleep">Whether to block the current thread before generation to avoid duplication</param>
/// <returns></returns>
public static string Number(int Length, bool Sleep)