Windows Forms: Get Checked Items In a CheckedListBox in C#

Step 1: Click New Project, then select Visual C# on the left, then Windows and then select Windows Forms Application. Name your project "GetCheckedItems" and then click OK

Step 2: Design your form as below

Step 3: Add code to handle your winform as below

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 GetCheckedItems
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void btnGetItem_Click(object sender, EventArgs e)
        {
            //Get items by checkeditems
            listBoxItem.Items.Clear();
            foreach (string s in checkedListBox.CheckedItems)
                listBoxItem.Items.Add(s);
        }

        private void btnGetIndex_Click(object sender, EventArgs e)
        {
            //Get items by index
            listBoxIndex.Items.Clear();
            for (int i = 0; i < checkedListBox.CheckedIndices.Count; i++)
                listBoxIndex.Items.Add(checkedListBox.CheckedIndices[i]);
        }
    }
}

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