Sunday, November 22, 2009

Convert Datatable to JSON String

The following method will convert Datatable to JSON String,

public string GetJSONString(DataTable Dt)
string[] StrDc = new string[Dt.Columns.Count];
string HeadStr = string.Empty;
for (int i = 0; i <>
StrDc[i] = Dt.Columns[i].Caption;
HeadStr += "\"" + StrDc[i] + "\" : \"" + StrDc[i] + i.ToString() + "¾" + "\",";
HeadStr = HeadStr.Substring(0, HeadStr.Length - 1);
StringBuilder Sb = new StringBuilder();

Sb.Append("{\"" + Dt.TableName + "\" : [");
for (int i = 0; i <>
string TempStr = HeadStr;
for (int j = 0; j <>
if (Dt.Rows[i][j].ToString().Contains("'") == true)
Dt.Rows[i][j] = Dt.Rows[i][j].ToString().Replace("'", "");
TempStr = TempStr.Replace(Dt.Columns[j] + j.ToString() + "¾", Dt.Rows[i][j].ToString());
Sb.Append(TempStr + "},");
Sb = new StringBuilder(Sb.ToString().Substring(0, Sb.ToString().Length - 1));
return Sb.ToString();


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