/** * <summary> * The Method is to read grade.txt file * </summary> * @Method: DisplayMethod * @return:{void} * */ public static void DisplayMethod() { const char DELIM = ','; string FILENAME = "../../grade.txt"; FileStream inFile = new FileStream(FILENAME, FileMode.Open, FileAccess.Read); StreamReader reader = new StreamReader(inFile); Student student = new Student(); string readerString = reader.ReadLine(); string[] fields; Console.WriteLine("\n{0,-10}{1,-20}{2,-20}{3,-20}{4,-20}\n","LastName","FirstName","#ID","Class","Grade"); while (readerString != null) { fields = readerString.Split(DELIM); student.LastName = fields[0]; student.FirstName = fields[1]; student.StudentId = fields[2]; student.ClassName = fields[3]; student.Grade = fields[4]; Console.WriteLine("{0,-10}{1,-20}{2,-20}{3,-20}{4,-20}", student.LastName, student.FirstName, student.StudentId, student.ClassName, student.Grade); readerString = reader.ReadLine(); } reader.Close(); inFile.Close(); }
/** * <summary> * The Main method for our driver class program * </summary> * @constructor:Main * @param {string[]}args */ static void Main(string[] args) { string FILENAME = "../../grade.txt"; FileStream outFile = new FileStream(FILENAME, FileMode.Create, FileAccess.Write); StreamWriter writer = new StreamWriter(outFile); string[] fName = { "Owen", "John", "Davis" }; string[] lName = {"Carter","Fox","Lorenzo"}; string[] idNumber = { "AB123", "BC223", "MO345" }; string[] className = { "Programming2", "ComputerScience", "JAVA" }; string[] grade = { "A+", "B+", "C" }; for (int i = 0; i < 3; i++) { Student student = new Student(lName[i], fName[i], idNumber[i], className[i], grade[i]); writer.WriteLine(student); } /* Console.WriteLine("Enter LASTNAME of student or end to quit"); student.LastName = Console.ReadLine(); while (student.LastName != "end") { Console.WriteLine("Enter FirstName"); student.FirstName = Console.ReadLine(); Console.WriteLine("Enter Student ID"); student.StudentId = Console.ReadLine(); Console.WriteLine("Enter Class Name"); student.ClassName = Console.ReadLine(); Console.WriteLine("Enter Grade"); student.Grade = Console.ReadLine(); writer.WriteLine(student.LastName + DELIM + student.FirstName + DELIM + student.StudentId + DELIM + student.ClassName + DELIM + student.Grade); Console.WriteLine("Enter LASTNAME of student or end to quit"); student.LastName = Console.ReadLine(); } * */ writer.Close(); outFile.Close(); try { Console.WriteLine("**************************"); Console.WriteLine("*Enter 1 : Display Grades*"); Console.WriteLine("*Enter 2 : Exit *"); Console.WriteLine("**************************"); Boolean cont = true; if(File.Exists(FILENAME)) { Console.WriteLine("FILE Does Exist!"); while (cont) { switch (Console.ReadKey().Key) { case ConsoleKey.D1: Console.Clear(); Console.WriteLine("* Student Grades Information ************"); DisplayMethod(); break;//while case ConsoleKey.D2: cont = false; break; }//switch end }// while end } }//try catch (Exception error) { Console.WriteLine("No such File"); Console.WriteLine(error.Message); } }