using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Web;
///
/// GetClassTypeJosn 的摘要说明
///
public class DataTableConvertJson2
{
///
/// dataTable转换成Json格式
///
///
///
public static string DataTable2Json(DataTable dt, DataTable dt2)
{
StringBuilder jsonBuilder = new StringBuilder();
jsonBuilder.Append("[");
for (int i = 0; i < dt.Rows.Count; i++)
{
jsonBuilder.Append("{");
for (int j = 0; j < dt.Columns.Count; j++)
{
jsonBuilder.Append("\"");
jsonBuilder.Append(dt.Columns[j].ColumnName);
jsonBuilder.Append("\":\"");
jsonBuilder.Append(dt.Rows[i][j].ToString());
jsonBuilder.Append("\",");
}
jsonBuilder.Append("\"");
jsonBuilder.Append(dt2.TableName);
jsonBuilder.Append("\":");
jsonBuilder.Append("{");
for (int l = 0; l < dt2.Columns.Count; l++)
{
jsonBuilder.Append("\"");
jsonBuilder.Append(dt2.Columns[l].ColumnName);
jsonBuilder.Append("\":\"");
jsonBuilder.Append(dt2.Rows[i][l].ToString());
jsonBuilder.Append("\",");
}
jsonBuilder.Remove(jsonBuilder.Length - 1, 1);
jsonBuilder.Append("}");
jsonBuilder.Append("},");
}
jsonBuilder.Remove(jsonBuilder.Length - 1, 1);
jsonBuilder.Append("]");
return jsonBuilder.ToString();
}
///
/// Msdn
///
///
///
///
public static string DataTableToJson(string jsonName, DataTable dt)
{
StringBuilder Json = new StringBuilder();
Json.Append("{\"" + jsonName + "\":[");
if (dt.Rows.Count > 0)
{
for (int i = 0; i < dt.Rows.Count; i++)
{
Json.Append("{");
for (int j = 0; j < dt.Columns.Count; j++)
{
Json.Append("\"" + dt.Columns[j].ColumnName.ToString() + "\":\"" + dt.Rows[i][j].ToString() + "\"");
if (j < dt.Columns.Count - 1)
{
Json.Append(",");
}
}
Json.Append("}");
if (i < dt.Rows.Count - 1)
{
Json.Append(",");
}
}
}
Json.Append("]}");
return Json.ToString();
}
}