Object Reference is required for non static field, method, or property

Posted by JB on Stack Overflow See other posts from Stack Overflow or by JB
Published on 2010-04-27T20:23:43Z Indexed on 2010/04/27 20:33 UTC
Read the original article Hit count: 510

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using System;
using System.IO;
using System.Data;
using System.Text;
using System.Drawing;
using System.Data.OleDb;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing.Printing;
using System.Collections.Generic;

namespace Eagle_Eye_Class_Finder
{

    public class GetSchedule
    {
        public GetSchedule()
        {
            IDnumber[] IDnumbers = new IDnumber[3];
            IDnumbers[0] = new IDnumber() { Name = "Joshua Banks", ID = "900456317", year = "Senior", class1 = "TEET 4090", class2 = "TEET 3020", class3 = "TEET 3090", class4 = "TEET 4290" };
            IDnumbers[1] = new IDnumber() { Name = "Sean Ward", ID = "900456318", year = "Junior", class1 = "ENGNR 4090", class2 = "ENGNR 3020", class3 = "ENGNR 3090", class4 = "ENGNR 4290" };
            IDnumbers[2] = new IDnumber() { Name = "Terrell Johnson", ID = "900456319", year = "Sophomore", class1 = "BUS 4090", class2 = "BUS 3020", class3 = "BUS 3090", class4 = "BUS 4290" };

        }
        public class IDnumber
        {
            public string Name { get; set; }
            public string ID { get; set; }
            public string year { get; set; }
            public string class1 { get; set; }
            public string class2 { get; set; }
            public string class3 { get; set; }
            public string class4 { get; set; }


           public static void ProcessNumber(IDnumber myNum)
                {
                    StringBuilder myData = new StringBuilder();
                    myData.AppendLine(IDnumber.Name);   
                    myData.AppendLine(": ");   
                    myData.AppendLine(IDnumber.ID);   
                    myData.AppendLine(IDnumber.year);   
                    myData.AppendLine(IDnumber.class1);   
                    myData.AppendLine(IDnumber.class2);   
                    myData.AppendLine(IDnumber.class3);   
                    myData.AppendLine(IDnumber.class4);  
                    MessageBox.Show(myData);
                }

            public string GetDataFromNumber(string ID)
            {

               foreach (IDnumber idCandidateMatch in IDnumbers)  

            { 

            if (IDCandidateMatch.ID == ID)
                {
                     StringBuilder myData = new StringBuilder();
                     myData.AppendLine(IDnumber.Name);   
                     myData.AppendLine(": ");   
                     myData.AppendLine(IDnumber.ID);   
                     myData.AppendLine(IDnumber.year);   
                     myData.AppendLine(IDnumber.class1);   
                     myData.AppendLine(IDnumber.class2);   
                     myData.AppendLine(IDnumber.class3);   
                     myData.AppendLine(IDnumber.class4);  
                     return myData;
        }
    }
    return "";
}
        }

    }
}using System;
using System.IO;
using System.Data;
using System.Text;
using System.Drawing;
using System.Data.OleDb;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Drawing.Printing;
using System.Collections.Generic;

namespace Eagle_Eye_Class_Finder
{

    public class GetSchedule
    {
        public GetSchedule()
        {
            IDnumber[] IDnumbers = new IDnumber[3];
            IDnumbers[0] = new IDnumber() { Name = "Joshua Banks", ID = "900456317", year = "Senior", class1 = "TEET 4090", class2 = "TEET 3020", class3 = "TEET 3090", class4 = "TEET 4290" };
            IDnumbers[1] = new IDnumber() { Name = "Sean Ward", ID = "900456318", year = "Junior", class1 = "ENGNR 4090", class2 = "ENGNR 3020", class3 = "ENGNR 3090", class4 = "ENGNR 4290" };
            IDnumbers[2] = new IDnumber() { Name = "Terrell Johnson", ID = "900456319", year = "Sophomore", class1 = "BUS 4090", class2 = "BUS 3020", class3 = "BUS 3090", class4 = "BUS 4290" };

        }
        public class IDnumber
        {
            public string Name { get; set; }
            public string ID { get; set; }
            public string year { get; set; }
            public string class1 { get; set; }
            public string class2 { get; set; }
            public string class3 { get; set; }
            public string class4 { get; set; }


           public static void ProcessNumber(IDnumber myNum)
                {
                    StringBuilder myData = new StringBuilder();
                    myData.AppendLine(IDnumber.Name);   
                    myData.AppendLine(": ");   
                    myData.AppendLine(IDnumber.ID);   
                    myData.AppendLine(IDnumber.year);   
                    myData.AppendLine(IDnumber.class1);// i get it for all of these   
                    myData.AppendLine(IDnumber.class2);   
                    myData.AppendLine(IDnumber.class3);   
                    myData.AppendLine(IDnumber.class4);  
                    MessageBox.Show(myData);
                }

            public string GetDataFromNumber(string ID)
            {

               foreach (IDnumber idCandidateMatch in IDnumbers)  

            { 

            if (IDCandidateMatch.ID == ID)
                {
                     StringBuilder myData = new StringBuilder();
                     myData.AppendLine(IDnumber.Name);   
                     myData.AppendLine(": ");   
                     myData.AppendLine(IDnumber.ID);   
                     myData.AppendLine(IDnumber.year);   
                     myData.AppendLine(IDnumber.class1);   
                     myData.AppendLine(IDnumber.class2);   
                     myData.AppendLine(IDnumber.class3);   
                     myData.AppendLine(IDnumber.class4);  
                     return myData;
        }
    }
    return "";
}
        }

    }
}

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