public partial class Form1 : Form??? {??????? BindingSource source;??????? public Form1()??????? {??????????? InitializeComponent();??????????? List list = new List();??????????? list.Add(new Source??????????? {??????????????? ID = "1",??????????????? Name = "c#"??????????? });??????????? list.Add(new Source??????????? {??????????????? ID = "2",??????????????? Name = "JAVA"??????????? });??????????? source = new BindingSource();??????????? source.DataSource = list;??????????? this.dataGridView1.DataSource = source;??????? } ??????? private void textBox1_TextChanged(object sender, EventArgs e)??????? {??????????? source.Filter = " '%" + textBox1.Text.Trim().ToUpper() + "%'";??????? }??? }??? public class Source??? {??????? public string ID { get; set; }??????? public string Name { get; set; }??? } ? Filter無效。。請問高手為什么？？網上查了。必須用datatable或dataset做數據源。。如果非要用list。。。要怎么處理？？神人進。。。