在C#中读取数据网格视图的特定单元格

DataGridView dataGridView = new DataGridView();
this.Controls.Add(dataGridView);

dataGridView.DataSource = yourDataSource;

DataGridViewRow row = dataGridView.Rows[rowIndex];
DataGridViewCell cell = row.Cells[columnIndex];

object cellValue = cell.Value;

using System;
using System.Windows.Forms;

namespace DataGridViewExample
{
    public partial class Form1 : Form
    {
        private DataGridView dataGridView;

        public Form1()
        {
            InitializeComponent();
            InitializeDataGridView();
        }

        private void InitializeDataGridView()
        {
            dataGridView = new DataGridView();
            this.Controls.Add(dataGridView);

            // 设置数据源
            dataGridView.DataSource = yourDataSource;
        }

        private void ReadCellValue(int rowIndex, int columnIndex)
        {
            DataGridViewRow row = dataGridView.Rows[rowIndex];
            DataGridViewCell cell = row.Cells[columnIndex];
            object cellValue = cell.Value;

            MessageBox.Show(cellValue.ToString());
        }
    }
}