by Per Janssen (3 Submissions)
Category: Databases/Data Access/DAO/ADO
Compatability: VB 6.0
Difficulty: Unknown Difficulty
Originally Published: Wed 19th January 2005
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
This function reads the idfield value out of any combobox. One code fits all.
VBcoders
' call the function LookupValue
TempID = LookupValue("SELECT Artist FROM Bands", "ArtistID", "cmbArtist", "Artist")
' the function LookupValue
Public Function LookupValue(SQLStatement As String, IDFieldname As String, Value As String, Fieldname As String)
Dim ado As ADODB.Connection
Dim rsTemp As ADODB.Recordset
Set ado = CreateObject("ADODB.Connection")
ado.Open "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & App.Path & "\CDCollectie.mdb;Persist Security Info=False"
Set rsTemp = CreateObject("adodb.recordset")
With rsTemp
.CursorType = adOpenDynamic
.LockType = adLockBatchOptimistic
.Open SQLStatement, ado
End With
' if not excist, make a new record
If rsTemp.EOF = True Then
rsTemp.AddNew
rsTemp(Fieldname) = Value
rsTemp.UpdateBatch
LookupValue = rsTemp(IDFieldname)
Else
Do While Not rsTemp.EOF
LookupValue = rsTemp(IDFieldname)
rsTemp.MoveNext
Loop
End If
rsTemp.Close
Set rsTemp = Nothing
ado.Close
Set ado = Nothing
End Function
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