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Generic Collection:Stack By:Tanuj Kumar

Share your conscience

Stack<t>: simple .net program to show working of stack collection.

The System.Collections.Generic namespace contains interfaces and classes that define generic collections, which allow users to create strongly typed collections that provide better type safety and performance than non-generic strongly typed collections.
An introduction to DOT NET:
Generic collection: Stack
Generic means it support specific data type (int,float string..etc) 
Stack is LIFO Last in first out manner.
Here stack is used to save data and retrieved it in LIFO manner.
You can run program and see the working procedure of it.

Stack

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace stackgenriccollection
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        Stack<string> st = new Stack<string>();

        private void button1_Click(object sender, EventArgs e)
        {
            if (textBox1.Text == "")
            {

                MessageBox.Show("enter value in textbox");
            }
            else
            {
                st.Push(textBox1.Text);
                MessageBox.Show("inserted");
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (st.Count > 0)
            {
                Object obj = new Object();
                obj = st.Pop();
                MessageBox.Show(obj.ToString());
            }
            else
            {

                MessageBox.Show("no element in stack");
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button3_Click(object sender, EventArgs e)
        {

            if (st.Count <= 0)
            {

                MessageBox.Show("stack is empty");
            }
            else
            {
                Object obj = new Object();
                obj = st.Peek();
                MessageBox.Show(obj.ToString());
            }
        }

        private void button4_Click(object sender, EventArgs e)
        {
            MessageBox.Show(st.Count.ToString());
        }

        private void button5_Click(object sender, EventArgs e)
        {
            if (st.Count <= 0)
            {

                MessageBox.Show("stack is empty");
            }
            else
            {
                if (st.Contains(textBox2.Text))
                {

                    MessageBox.Show("available");
                }
                else
                {
                    MessageBox.Show("not available");} } }  }     }
Posted By:Tanuj Kumar 
On:Shareyourconscience
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