The document is an assignment submitted by Rabia Zafar that includes a C# program for a visual programming task. The program features a form with multiple text boxes for user input, validation for numeric entry, and checks for specific text input. Additionally, it displays messages based on user input and compiles the information into a string for output.

1. ASSIGNMENT # 4
SUBMITTED TO:
SIR RAMEEZ IQBAL
SUBMITTED BY:
RABIA ZAFAR
17581556-045
SECTION ‘A’
VISUAL PROGRAMMING

2. 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 assignment
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button2_Click(object sender, EventArgs e)
{
this.Close();
}
private void textBox4_TextChanged(object sender, EventArgs e)
{
}
private void textBox4_KeyPress(object sender, KeyPressEventArgs e)
{
e.Handled = !char.IsDigit(e.KeyChar) && !char.IsControl(e.KeyChar);
}

3. private void textBox1_TextChanged(object sender, EventArgs e)
{
}
private void button1_Click(object sender, EventArgs e)
{
if (textBox3.Text == "Programmer")
{
MessageBox.Show("allowed");
}
else
{
MessageBox.Show("Please Enter correct Occupation");
}
if (textBox1.Text == "")
{
textBox1.BackColor = Color.Red;
}
if (textBox2.Text == "")
{
textBox2.BackColor = Color.Red;
}
if (textBox3.Text == "")
{
textBox3.BackColor = Color.Red;
}
if (textBox4.Text == "")
{
textBox4.BackColor = Color.Red;
}
}
private void textBox3_TextChanged(object sender, EventArgs e)
{
}
private void button3_Click(object sender, EventArgs e)
{
string str = "Name =" + textBox1.Text + Environment.NewLine + "Address ="
+ textBox2.Text + Environment.NewLine + "Occupation = " + textBox3.Text +
Environment.NewLine + "Age = " + textBox4.Text;
textBox5.Text = str;
}
}
}