private void button9_Click(object sender, EventArgs e)
{
String error = "";
if (textBox9.Text.Equals("") || textBox10.Text.Equals("") || textBox11.Text.Equals("") || textBox12.Text.Equals(""))
{
error += "The field can't be empty.\n";
}
else
{
foreach (Student s in students)
{
if (s.getStudentId() == Convert.ToInt32(textBox11.Text))
{
error += "\n-Student Id Already exists.";
break;
}
}
if (error == "")
{
Student s1 = new Student(Convert.ToInt32(textBox11.Text), textBox10.Text, textBox12.Text, textBox9.Text);
students.Add(s1.getStudentId(), s1);
String text = "Student " + textBox11.Text + " added";
MessageBox.Show(text);
}
else
{
MessageBox.Show(error);
}
}
}
public int findStudent(Student p)
{
Student s = (Student)students[p.getStudentId()];
if (s == null)
return 0;
return 1;
}
public int findStudent(Student p)
{
Student s = (Student)students[p.getStudentId()];
if (s == null)
{
return(0);
}
return(1);
}
