第一个Json.Net Demo

 1  //序列化
 2       private void btnShow_Click(object sender, EventArgs e)
 3         {
 4             DataTable dt = new DataTable();
 5             DataColumn dcName = new DataColumn("Name");
 6             DataColumn dcAge = new DataColumn("Age");
 7             DataColumn dcCity = new DataColumn("City");
 8 
 9             dt.Columns.Add(dcName);
10             dt.Columns.Add(dcAge);
11             dt.Columns.Add(dcCity);
12             for (int i = 0; i < 10; i++)
13             {
14                 DataRow dr = dt.NewRow();
15                 dr[0] = "Name" + i;
16                 dr[1] = "Age" + i;
17                 dr[2] = "City" + i;
18                 dt.Rows.Add(dr);
19             }
20             string json = JsonConvert.SerializeObject(dt);
21             Console.WriteLine(json);
22             richTextBox1.Text = json;
23         }
24         //反序列化
25       private void button1_Click(object sender, EventArgs e)
26         {
27             string json = richTextBox1.Text;
28             DataTable dt1 = JsonConvert.DeserializeObject<DataTable>(json);
29             for (int i = 0; i < dt1.Rows.Count; i++)
30             {
31                 DataRow dr = dt1.Rows[i];
32                 Console.WriteLine("{0}\t{1}\t{2}\t", dr[0], dr[1], dr[2]);
33             }
34             dataGridView1.DataSource = dt1;
35         }