[英]validation for specific cell in DataGridView 1
How to do validation for DataGridView row details whether is already exists or not when pass the value form Textbox into DataGridView ? 将值形式的文本框传递到DataGridView时,如何验证DataGridView行的详细信息是否已经存在?
This is my function: argAccount
& argPortfolio
are Textbox value 这是我的功能: argAccount
和argPortfolio
是文本框值
Function fnValidateAccountPortfolio(ByVal argAccount As String, ByVal
argPortfolio As String) As Boolean
Try
For Each row As DataGridViewRow In Form1.DataGridView1.Rows
If Not row.IsNewRow Then
MessageBox.Show(row.Cells(0).Value.ToString & " Is Already
Exists", "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning)
End If
Next
Catch ex As Exception
Exit Function
End Try
End Function
Private Sub BtnSave_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs)
Handles BtnSave.Click
If fnValidateAccountPortfolio(txtAccount.Text, txtPortfolio.Text) = False
Then
MessageBox.Show("Successfully Saved", "Save", MessageBoxButtons.OK,
MessageBoxIcon.Information)
End If
end sub
Based on the link I provided is this what you are looking for? 根据我提供的链接,这是您要找的东西吗?
Function fnValidateAccountPortfolio(ByVal argAccount As String, ByVal argPortfolio As String) As Boolean
Dim found As Boolean = False
For Each Row As DataGridViewRow In DataGridView1.Rows
For Each cell As DataGridViewCell In Row.Cells
If Not (cell.Value Is Nothing) Then
If (CStr(cell.Value).Trim() = argAccount OR CStr(cell.Value).Trim() = argPortfolio) Then
MessageBox.Show(cell.Value.ToString()) ' You could show the value here just to validate but remove it later.
found = True
Exit For
End If
End If
Next
If (found) Then
Exit For
End If
Next
Return found
End Function
So, you will be calling this function like 因此,您将像这样调用此函数
if (fnValidateAccountPortfolio("1001","PortfolioHere")) Then
MessageBox.Show("Entry exist already in the DataGrid!!!")
Else
MessageBox.Show("Successfully Saved", "Save", MessageBoxButtons.OK, MessageBoxIcon.Information)
End if
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.