小编Sim*_*jin的帖子

我正在尝试将csv文件加载到datagridview,现在我想向datagridview添加过滤

怎么做？这是我读取和加载csv文件的方式

openFileDialog1.InitialDirectory = @"C:\";
openFileDialog1.Title = "Open CSV Files";
openFileDialog1.CheckFileExists = true;
openFileDialog1.CheckPathExists = true;
openFileDialog1.DefaultExt = "CSV";
openFileDialog1.Filter = "CSV files (*.csv)|*.csv|All files(*.*)|*.*";
openFileDialog1.FilterIndex = 1;
openFileDialog1.RestoreDirectory = true;
try
{
    if (openFileDialog1.ShowDialog() == DialogResult.OK)
    {
        string csvPath = openFileDialog1.FileName;
        string rowValue;
        // int rowValue = int.Parse(??);
        string[] cellValue;
        dataGridView1.Rows.Clear();
        //dataGridView1.Columns.Clear();
        if (System.IO.File.Exists(csvPath))
        {
            System.IO.StreamReader fileReader = new StreamReader(csvPath);
            rowValue = fileReader.ReadLine();
            cellValue = rowValue.Split(',');



            for (int i = 0; i <= cellValue.Count() - 1; i++)
            {
                DataGridViewTextBoxColumn …