What is the fast and easy way to convert DataTable to JSON string

About Json:
Json is (Javascript object notation) it key/value pairs. its easy to read , write and human editable format. its light wight and the most widely used format for interchanging data on the Website.

We can convert Datatable or Dataset to JSON string in many ways, the below example is the one of the best function to convert datatable to json string. Just pass your datatable to GetDataTableToJson(Datatable) function, this function will return Json string as a return type.


Code:

       //Convert DataTable to JSON String

public string GetDataTableToJson(DataTable dt)

{

            System.Web.Script.Serialization.JavaScriptSerializer jserializer = new System.Web.Script.Serialization.JavaScriptSerializer();

            List<Dictionary<string, object>> lstrows = new List<Dictionary<string, object>>();

            Dictionary<string, object> rowvalue;

            foreach (DataRow dr in dt.Rows)

            {

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

                foreach (DataColumn col in dt.Columns)

                {

                    rowvalue.Add(col.ColumnName, dr[col]);

                }

                lstrows.Add(rowvalue);

            }

            return jserializer.Serialize(lstrows);

        } 

The above method will give you the JONS formatted string as a output. Hope this will help you to use in your project.