How do I display array results in a message box using C#?
I have written the code below; How do I display array results lastName and firstName in a message box using C#? Thank you for any help!
class Students
{
// constructor
public Students()
{
}
// Array declaration
private ArrayList allStudents = new ArrayList();
public void addStudent(Student aStudent)
{
allStudents.Add(aStudent);
}
// ArrayList Students.allStudents
public int studentCount()
{
return allStudents.Count;
}
public string studentList()
{
return ((Student)allStudents).ToString;
}
}
public partial class frmStudentCounter : Form
{
private Students allStudents = new Students();
public frmStudentCounter()
{
InitializeComponent();
}
private void lblFirstName_Click(object sender, EventArgs e)
{
}
private void txtBoxFirstName_TextChanged(object sender, EventArgs e)
{
}
private void lblLastName_Click(object sender, EventArgs e)
{
}
private void txtBoxLastName_TextChanged(object sender, EventArgs e)
{
}
private void btnStudentAdd_Click(object sender, EventArgs e)
{
Student thisStudent = new Student();
thisStudent.FirstName = this.txtBoxFirstName.Text;
thisStudent.LastName = this.txtBoxLastName.Text;
allStudents.addStudent(thisStudent);
}
private void btnStudentDis_Click(object sender, EventArgs e)
{
this.lblStudentCount.Text = "You have " + allStudents.studentCount() +
" Student(s) in Class";
}
private void frmStudentCounter_Load(object sender, EventArgs e)
{
MessageBox.Show("Welcome to Student Win App By Rolan Logan!");
}
private void btnDisplayStudents_Click(object sender, EventArgs e)
{
this.lblDisplayAddedStudents.Text = "((Student)allStudents).FirstName";
/*
foreach (Student aStudent in allStudents)
{ outputStr to ((Student)allStudents[i]).FirstName + "" +
((Student)allStudents[i].LastName + "\n";
}
*/
this.lblDisplayStudents.Text = "Bruce Springstein" + "\n" + "Neil Armstrong";
// this.lblDisplayAddedStudents.Text += ((Student)allStudents).FirstName + " " +
// ((Student)allStudents).LastName + "\n";
/*
outputStr to ((Student)allStudents[i]).FirstName + "" +
((Student)allStudents[i].LastName + "\n";
*/
MessageBox.Show("More MSU Students on the way");
string[] studentMsgBoxList = { "Bruce Springstein", "Neil Armstrong" };
foreach (string val in studentMsgBoxList)
MessageBox.Show(val);
MessageBox.Show("Bruce Springstein" + "\n" + "Neil Armstrong");
/*
* MessageBox.Show((Student)allStudents[i]).FirstName + "" +
((Student)allStudents[i].LastName + "\n";
*/
/*
* this.lblDisplayAddedStudents.Text += ((Student)allStudents.Equals).FirstName +
* ((Student)allStudents.Equals).LastName + "\n";
*/
}
}
SOLUTION
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ASKER CERTIFIED SOLUTION
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ASKER
I am trying to add First and Last names in a window form for user input for first and last name. I think I am still missing a piece of the puzzle to accept user entries of first and last names and then trying to display them in a window when I click on "Display Students" . I appreciate any help.
I also have this code snippet:
I also have this code snippet:
class Student
{
// Declaration of Variables
private String firstName;
private String lastName;
// Constructor
public Student()
{
}
// Getters and Setters
public string FirstName
{
set {firstName = value;}
get { return firstName;}
}
public string LastName
{
set {lastName = value;}
get { return lastName; }
}
}
SOLUTION
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ASKER
It still will not let me enter new first and last names like for example Benny Goodman and then print it out in a window messagebox. How can I fix this to make it work? Thank you for any help.
what is exactly your code?
did you try the example above?
did you try the example above?
ASKER
Excellent Help! Thank you! After a little more work I was able to make it work.
e.g.
string[] strArray = new string[5] { "Ronnie", "Jack", "Lori", "Max", "Tricky" };
string newstring = string.Empty;
foreach (string x in strArray)
{
newstring += x.ToString() + "\r\n";
}
MessageBox.Show(newstring.