Error says does not exist in the current context.. windows form

Question

private void btnSubmit_Click(object sender, EventArgs e)
{
    frmRegistration obj = new frmRegistration();
    StudentInformationClass.SetFullName = obj.FullName(txtLastName.Text, txtFirstName.Text, txtMiddleInitial.Text);
    StudentInformationClass.SetStudentNo = obj.StudentNumber(txtStudentNo.Text);
    StudentInformationClass.SetProgram = obj.cbPrograms.Text;
    StudentInformationClass.SetGender = obj.cbGender.Text;
    StudentInformationClass.SetContactNo = obj.ContactNo(txtContactNo.Text);
    StudentInformationClass.SetAge = obj.Age(txtAge.Text);
    StudentInformationClass.SetBirthday = obj.datePicker.Value.ToString("yyyy-MM-dd");
    frmConfirmation frm = new frmConfirmation();
    frm.ShowDialog();
}

the red error says it does not exist in the current context. even though i put it in the windows registrationform

Jignesh Kumar · Answer

Hi, Please go to design view of form and check textbox inputs are there or not ? if not you need to add it.

hustino siat · Answer

what should i put in the code?

Jignesh Kumar · Answer

I think you are getting values from Wrong form. in your submit method you need to read values from all Lables of confirmation form.

hustino siat · Answer

using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace LabEx { class StudentInformationClass { public static int SetStudentNo = 0; public static int SetContactNo = 0; public static int SetAge = 0; public static string SetProgram = "" ; public static string SetGender = "" ; public static string SetBirthday = "" ; public static string SetFullName = "" ; } } -------------------------------------- formRegistration using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; using System.Text.RegularExpressions; namespace LabEx { public partial class frmRegistration : Form { private string _FullName; private int _Age; private long _ContactNo; private long _StudentNo; public frmRegistration() { InitializeComponent(); } private void frmRegistration_Load( object sender, EventArgs e) { string [] ListOfProgram = new string [] { "BS Information Technology" , "BS Computer Science" , "BS Information Systems" , "BS in Accountanct" , "BS in Hospitality Management" , "BS in Tourism Management" }; for ( int i= 0; i { cbPrograms.Items.Add(ListOfProgram[i].ToString()); } } internal int Age( object text) { throw new NotImplementedException(); } internal int StudentNumber( object text) { throw new NotImplementedException(); } internal string FullName( object text1, object text2, object text3) { throw new NotImplementedException(); } private void btnRegister_Click( object sender, EventArgs e) { } public long StudentNumber( string studNum) { _StudentNo = long .Parse(studNum); return _StudentNo; } public long ContactNo( string Contact) { if (Regex.IsMatch(Contact, @ "^[0-9]{10,11}$" )) { _ContactNo = long .Parse(Contact); } return _ContactNo; } public string FullName( string LastName, string FirstName, string MiddleInitial) { if (Regex.IsMatch(LastName, @ "^[a-zA-Z]+$" ) || Regex.IsMatch(FirstName, @ "^[a-zA-Z]+$" ) || Regex.IsMatch(MiddleInitial, @ "^[a-zA-Z]+$" )) { _FullName = LastName + ", " + FirstName + ", " + MiddleInitial; } return _FullName; } public int Age( string age) { if (Regex.IsMatch(age, @ "^[0-9]{1,3}$" )) { _Age = Int32.Parse(age); } return _Age; } private void datePicker_ValueChanged( object sender, EventArgs e) { } public void txtStudentNo_TextChanged( object sender, EventArgs e) { } private void txtLastName_TextChanged( object sender, EventArgs e) { } } } ---------------------------------------- formConfirmation using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace LabEx { public partial class frmConfirmation : Form { public frmConfirmation() { InitializeComponent(); } private void btnSubmit_Click( object sender, EventArgs e) { frmRegistration obj = new frmRegistration(); StudentInformationClass.SetFullName = obj.FullName(txtLastName.Text, txtFirstName.Text, txtMiddleInitial.Text); StudentInformationClass.SetStudentNo = obj.StudentNumber(txtStudentNo.Text); StudentInformationClass.SetProgram = obj.cbPrograms.Text; StudentInformationClass.SetGender = obj.cbGender.Text; StudentInformationClass.SetContactNo = obj.ContactNo(txtContactNo.Text); StudentInformationClass.SetAge = obj.Age(txtAge.Text); StudentInformationClass.SetBirthday = obj.datePicker.Value.ToString( "yyyy-MM-dd" ); frmConfirmation frm = new frmConfirmation(); frm.ShowDialog(); } private void frmConfirmation_Load( object sender, EventArgs e) { lblStudentNo.Text = StudentInformationClass.SetStudentNo.ToString(); lblName.Text = StudentInformationClass.SetFullName; lblProgram.Text = StudentInformationClass.SetProgram; lblBirthday.Text = StudentInformationClass.SetBirthday; lblGender.Text = StudentInformationClass.SetGender; lblContactNo.Text = StudentInformationClass.SetContactNo.ToString(); lblAge.Text = StudentInformationClass.SetAge.ToString(); } } }

hustino siat · Answer

This is the other form..

hustino siat · Answer

i have to forms. here.. when i input into formRegistration it should register to frmconfirmation

Srinivasan Ramamoorthi · Answer

Please check the textbox names are correct. Delete the controls and try adding it again.

hustino siat · Answer

its all in the deisgn view not a single thing is missing