How to Creating a Report in C# or Asp.Net

Introduction
This article provides a step-by-step explanation on how to create reports in local mode
(Client report or .rdlc report).
Steps to create report
Step 1: Create data tables in a dataset (.xsd) under the App_Code folder.
Add columns to data table.
Step 2: Colum name must be same as field name conataned in stored procedure.
Each data table will serve as a data source for an individual .rdlc.
Step 3: Add a .rdlc report to solution.
Step 4: Select main menu option” Data “ -> “Show Data Sources”.
Step 5: Drag and drop Fields from data source to report.
Step 6: Create a web form and add a report viewer control.
Step 7: Choose the report want to display in report viewer.
Step 8: Be sure to set the Report Viewer control’s visible property to false in design mode.
The visible property will be re-set to true programmatically once its data source is filled.
Step 9: Add source code.

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Example

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using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
System.Data;
using Microsoft.Reporting.WebForms;

public partial class _Default : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e)
{

}

protected void btnShow_Click(object sender, EventArgs e)
{

ReportViewer1.Visible =true ;

SqlConnection Conn = new SqlConnection(@"Data Source=.\SQLEXPRESS;AttachDbFilename=DataDirectory\reportExample.mdf;Integrated Security=True;User Instance=True");
Conn.Open();
DataSet ds = new System.Data.DataSet();
SqlDataAdapter da = new SqlDataAdapter("Select * from test", Conn);
da.Fill(ds);

ReportViewer1.LocalReport.DataSources.Clear();

//If you use parameters
ReportParameter rptParmHai1 = new ReportParameter("Hai1", "Hallooooo1");
ReportParameter rptParmHai2 = new ReportParameter("Hai2", "Hallooooo2");
ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { rptParmHai1,rptParmHai2 } );

//Assign dataset to report datasource
ReportViewer1.LocalReport.DataSources.Add(new ReportDataSource("SelectTest_testReport", ds.Tables[0]));
ReportViewer1.LocalReport.Refresh();

}
}