ออกรายงาน Crystal Report บน Web(ASP.NET) Step by Step

    Protected Sub btnShowReport_Click(ByVal sender As Object, ByVal e As EventArgs) Handles btnShowReport.Click
        Dim rpt As New ReportDocument()
        rpt.Load(Server.MapPath("CrystalReport1.rpt"))
        Me.CrystalReportViewer1.ReportSource = rpt
    End Sub

	protected void btnShowReport_Click(object sender, EventArgs e)
	{
		ReportDocument rpt = new ReportDocument();
		rpt.Load(Server.MapPath("CrystalReport1.rpt"));
		this.CrystalReportViewer1.ReportSource = rpt;
	}

<form id="form1" runat="server">
    <div>
    
        <asp:Label ID="lblCustomerID" runat="server" Text="CustomerID"></asp:Label>
		 <asp:TextBox ID="txtCustomerID" runat="server"></asp:TextBox>
		 <asp:Button ID="btnShowReport" runat="server" Text="Show Report" />
        <br />
        <br />
        <CR:CrystalReportViewer ID="CrystalReportViewer1" runat="server" 
            AutoDataBind="true" />
    
    </div>
    </form>

Imports CrystalDecisions.CrystalReports.Engine
Partial Public Class _Default
    Inherits System.Web.UI.Page

    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load

    End Sub

    Protected Sub btnShowReport_Click(ByVal sender As Object, ByVal e As EventArgs) Handles btnShowReport.Click
        Dim rpt As New ReportDocument()
        rpt.Load(Server.MapPath("CrystalReport1.rpt"))
        rpt.SetParameterValue("CustomerID", Me.txtCustomerID.Text)
        Me.CrystalReportViewer1.ReportSource = rpt
    End Sub
End Class

using Microsoft.VisualBasic;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Diagnostics;
using CrystalDecisions.CrystalReports.Engine;
public partial class _Default : System.Web.UI.Page
{
	protected void Page_Load(object sender, System.EventArgs e)
	{
	}

	protected void btnShowReport_Click(object sender, EventArgs e)
	{
		ReportDocument rpt = new ReportDocument();
		rpt.Load(Server.MapPath("CrystalReport1.rpt"));
		rpt.SetParameterValue("CustomerID", this.txtCustomerID.Text);
		this.CrystalReportViewer1.ReportSource = rpt;
	}
}