Foreach loop to get all rows value from datatable

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How to show all rows data with for each loop please give me some idea
how can use for each in if block

C#

public static string Getdata(string Id)
       {
           string SQL = "select * from testtable where UserId='"+Id+"'";
           DataTable DATA = new DataTable();
           SqlDataAdapter DTA = new SqlDataAdapter(SQL,cnnx);
           DTA.Fill(DATA);
           if (DATA.Rows.Count > 0)
           {
               return DATA.Rows[0].ItemArray[0].ToString();
           }
           return "";
       }

What I have tried:

Try to show all rows data with jqury webmethods

Posted 12-Apr-16 0:28am

Arslan saif

Updated 12-Apr-16 0:43am

v2

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Comments

deepankarbhatnagar 12-Apr-16 6:33am

Please show your code what you have done

Arslan saif 12-Apr-16 6:41am

public static string Getdata(string Id)
{
string SQL = "select * from testtable where UserId='"+Id+"'";
DataTable DATA = new DataTable();
SqlDataAdapter DTA = new SqlDataAdapter(SQL,cnnx);
DTA.Fill(DATA);
if (DATA.Rows.Count > 0)
{
return DATA.Rows[0].ItemArray[0].ToString();
}
return "";
}
for each loop in if block how can i do this

Karthik_Mahalingam 12-Apr-16 7:36am

what do u want to do exactly?

Arslan saif 12-Apr-16 7:38am

apply for each loop in if block

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Member 11183217 · Answer 1 · 2016-04-12T00:39:00

hi Actually if You are Really Using Datatable means you can use Ajax or Json by using this you can easily to get all the rows value and display through to datatable...

Then,
visit this Link You will get your answer:

How to retrieve all Rows of the DataTable to a List in C#? | Abundant Code[^]