显示两个日期之间的报告 [英] Show report between two dates

问题描述

如何显示两个日期之间的报告?我已经通过参数通过ID号显示了报告.为此，我有一个文本框&一个报表查看器和按钮.但是现在我有两个文本框，可以写两个不同的日期一键&一个报表查看器.如何显示两个日期之间的报告?

我的代码:

How can I show report between two dates? I have shown report by ID number through parameter. To do it I had one text box & one report viewer & button. But now I have two text boxes to write two different date one button & one report viewer. What should I do to show report between two dates?

My code :

Imports CrystalDecisions.CrystalReports.Engine
Imports CrystalDecisions.Shared
Public Class Form6
Inherits System.Windows.Forms.Form


Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

'Dim cryRpt As New ReportDocument
'cryRpt.Load(Application.StartupPath & "\CrystalReport5.rpt")
'CrystalReportViewer1.ReportSource = cryRpt
'CrystalReportViewer1.Refresh()

Dim cryRpt As New ReportDocument
cryRpt.Load(Application.StartupPath & "\CrystalReport5.rpt")

Dim crParameterFieldDefinitions As ParameterFieldDefinitions
Dim crParameterFieldDefinition As ParameterFieldDefinition
Dim crParameterValues As New ParameterValues
Dim crParameterDiscreteValue As New ParameterDiscreteValue

crParameterDiscreteValue.Value = TextBox1.Text
crParameterFieldDefinitions = cryRpt.DataDefinition.ParameterFields
crParameterFieldDefinition = crParameterFieldDefinitions.Item("id")
crParameterValues = crParameterFieldDefinition.CurrentValues

crParameterValues.Clear()
crParameterValues.Add(crParameterDiscreteValue)
crParameterFieldDefinition.ApplyCurrentValues(crParameterValues)

CrystalReportViewer1.ReportSource = cryRpt
CrystalReportViewer1.Refresh()
cryRpt.RecordSelectionFormula = "{Button1}= " & TextBox1.Text & ""
End Sub

请告诉我现在该怎么写才能显示两个日期之间的记录?

Please tell me what should I write now to show record between two dates?

推荐答案

看看这些教程，以获得Crystal报表的基础知识:
具有C#的动态Crystal报表 [动态Crystal报表查看 [

Have a look at these tutorials to get basics of Crystal report:
Dynamic Crystal Report with C#[^]
Dynamic Crystal Reports Viewing[^]

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