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Form Validation in Visual Basic

Form Validation in Visual Basic

Form validation is a technique used to make use that all the necessary fields have been filled up correctly.

We will give you example of form validation in visual basic.

The sample program will allow to you add, update, delete records in the database but before you can add or update a record the program will notify you to fill up all the fields.

See the program in action. Thank you for visiting and downloading the sample program.

Source code:

Function ValidateEntry() As Boolean
ValidateEntry = True
    If Trim(txtpass) = "" Then
    MsgBox "fill up subject name.", vbInformation, ""
    txtpass.SetFocus
    Exit Function
    ElseIf Trim(txtdesc.Text) = "" Then
    MsgBox "fill up subject name.", vbInformation, ""
    txtpass.SetFocus
    Exit Function
    End If
ValidateEntry = False
End Function