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Value Property Example (VB)

This example demonstrates the Value property with Field and Property objects by displaying field and property values for the Employees table.

'BeginValueVB
Public Sub Main()
    On Error GoTo ErrorHandler

    'To integrate this code
    'replace the data source and initial catalog values
    'in the connection string

    ' connection and recordset variables
    Dim rstEmployees As ADODB.Recordset
    Dim Cnxn As ADODB.Connection
    Dim strCnxn As String
    Dim strSQLEmployees As String
     ' field property variables
    Dim fld As ADODB.Field
    Dim prp As ADODB.Property
    
     ' Open connection
    Set Cnxn = New ADODB.Connection
    strCnxn = "Provider='sqloledb';Data Source='MySqlServer';" & _
        "Initial Catalog='Pubs';Integrated Security='SSPI';"
    Cnxn.Open strCnxn
    
    ' Open recordset with data from Employees table
    Set rstEmployees = New ADODB.Recordset
    strSQLEmployees = "employee"
    rstEmployees.Open strSQLEmployees, Cnxn, , , adCmdTable
    'rstEmployees.Open strSQLEmployees, Cnxn, adOpenStatic, adLockReadOnly, adCmdTable
    ' the above two lines of code are identical
     
    Debug.Print "Field values in rstEmployees"
    
    ' Enumerate the Fields collection of the Employees table
    For Each fld In rstEmployees.Fields
        ' Because Value is the default property of a
        ' Field object, the use of the actual keyword
        ' here is optional.
        Debug.Print "   " & fld.Name & " = " & fld.Value
    Next fld
    
    Debug.Print "Property values in rstEmployees"
    
    ' Enumerate the Properties collection of the Recordset object
    For Each prp In rstEmployees.Properties
        Debug.Print "   " & prp.Name & " = " & prp.Value
        ' because Value is the default property of a Property object
        ' use of the actual Value keyword is optional
    Next prp

    ' clean up
    rstEmployees.Close
    Cnxn.Close
    Set rstEmployees = Nothing
    Set Cnxn = Nothing
    Exit Sub
    
ErrorHandler:
    ' clean up
    If Not rstEmployees Is Nothing Then
        If rstEmployees.State = adStateOpen Then rstEmployees.Close
    End If
    Set rstEmployees = Nothing
    
    If Not Cnxn Is Nothing Then
        If Cnxn.State = adStateOpen Then Cnxn.Close
    End If
    Set Cnxn = Nothing
    
    If Err <> 0 Then
        MsgBox Err.Source & "-->" & Err.Description, , "Error"
    End If
End Sub
'EndValueVB
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