ASP. NET gets a large string (directly out of JSON) based on the dataset

Method:

public static string Getjsonbydataset (DataSet ds)

{

if (ds = = null | | ds. Tables.count <= 0 | | Ds. Tables[0]. Rows.Count <= 0)

{

return null;

}

StringBuilder sb = new StringBuilder ();

foreach (DataTable dt in DS. Tables)

{

Sb. Append (String. Format ("["));

foreach (DataRow dr in Dt. Rows)

{

Sb. Append ("{");

for (int i = 0; i < Dr. Table.Columns.Count; i++)

{

Sb. AppendFormat ("\" {0}\ ": \" {1}\ ",", Dr. Table.columns[i]. ColumnName, Dr[i]. ToString ());

}

Sb. Remove (sb.) ToString (). LastIndexOf (', '), 1);

Sb. Append ("},");

}

Sb. Remove (sb.) ToString (). LastIndexOf (', '), 1);

Sb. Append ("]");

}

Return SB. ToString ();

}

ASP. NET gets a large string (directly out of JSON) based on the dataset