public static void Main()
string shorted = Get_String_Max_Chracter_From_End("T0213215portalCode55462", 16);
Console.WriteLine(shorted);
Console.WriteLine("maxlengthi aştı");
public static string Get_String_Max_Chracter_From_End(string value, int maxLength)
if(retval.Length > maxLength){
retval = retval.Substring(retval.Length - maxLength, maxLength);