C#DataTable、对象数据转Json的方法

1、C#DataTable转Json

JavaScriptSerializer jss = new JavaScriptSerializer();

ArrayList dic = new ArrayList();

foreach (DataRow dr in dt.Rows)

{

Dictionary<string, object> drow = new Dictionary<string, object>();

foreach (DataColumn dc in dt.Columns)

{

drow.Add(dc.ColumnName.ToLower(), dr[dc.ColumnName]);

}

dic.Add(drow);

}

//序列化

return jss.Serialize(dic);

2、C#对象数组转Json

JsonConvert.SerializeObject(实体类或List<实体类>)