定义一个继承JavaScriptConverter的子类
public class DataTableConverter : JavaScriptConverter { /// <summary>序列化</summary> public override IDictionary<string, object> Serialize(object obj, JavaScriptSerializer serializer) { DataTable dt = obj as DataTable; Dictionary<string, object> result = new Dictionary<string, object>(); List<Dictionary<string, object>> rows = new List<Dictionary<string, object>>(); foreach (DataRow dr in dt.Rows) { Dictionary<string, object> row = new Dictionary<string, object>(); foreach (DataColumn dc in dt.Columns) { row.Add(dc.ColumnName, dr[dc.ColumnName]); } rows.Add(row); } result["Rows"] = rows; return result; } /// <summary>反序列化</summary> public override object Deserialize(IDictionary<string, object> dictionary, Type type, JavaScriptSerializer serializer) { throw new NotImplementedException(); } /// <summary> /// 获取本转换器支持的类型 /// </summary> public override IEnumerable<Type> SupportedTypes { get { return new Type[] { typeof(DataTable) }; } } }
序列化之前先将对象进行注册
JavaScriptSerializer resultjson = new JavaScriptSerializer(); resultjson.RegisterConverters(new JavaScriptConverter[] { new DataTableConverter() }); string data = resultjson.Serialize( this );