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public class JsonUtil
{
public string ToJson(DataSet dataSet)
{
string jsonString = "{" ;
foreach (DataTable table in dataSet.Tables)
{
jsonString += "" "" + table.TableName + "" ":" + ToJson(table) + "," ;
}
jsonString = jsonString.TrimEnd( ',' );
return jsonString + "}" ;
}
public string ToJson(DataTable dt)
{
StringBuilder jsonString = new StringBuilder();
jsonString.Append( "[" );
DataRowCollection drc = dt.Rows;
for ( int i = 0; i < drc.Count; i++)
{
jsonString.Append( "{" );
for ( int j = 0; j < dt.Columns.Count; j++)
{
string strKey = dt.Columns[j].ColumnName;
string strValue = drc[i][j].ToString();
Type type = dt.Columns[j].DataType;
jsonString.Append( "" "" + strKey + "" ":" );
strValue = String.Format(strValue, type);
jsonString.Append( "" "" + strValue + "" "," );
}
jsonString.Append( "}," );
}
jsonString.Remove(jsonString.Length - 1, 1);
jsonString.Append( "]" );
return jsonString.ToString();
}
}
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使用
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JsonUtil ju = new JsonUtil();
Response.Write(ju.ToJson(ds));
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如果解析有问题可以把代码中的""""用"\""替换