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4VB.NETGUI, MDI-FensterAlle MDIChilds durchlaufen Dim oForm As Form For Each oForm In Me.MdiChildren If Not TypeName(oForm) = "MDIForm" Then If oForm.Name = "frmHotel" Then ' Es gibt mind. 1 geöffnetes Browser-Fenster ' ... End If End If NextView Update Delete
5VB.NETGUI, MDI-FensterAuf ein Object eines MDIChilds zugreifen Dim oForm As Form For Each oForm In Me.MdiChildren If Not TypeName(oForm) = "MDIForm" Then If oForm.Name = "frmHotel" Then MessageBox.Show(oForm.GetType.ToString + "|" + CType(oForm, frmHotel).hotelid.ToString) End If End If Next View Update Delete
22VB.NETGUI, TabelleTabellenselektion' DataGridView ' Man bekommt den Index der Column und der Row Dim counter As Integer For counter = 0 To (DataGridView1.SelectedCells.Count - 1) MessageBox.Show(DataGridView1.SelectedCells(counter).ColumnIndex.ToString & vbCr & DataGridView1.SelectedCells(counter).RowIndex.ToString) Next View Update Delete
23VB.NETGUI, DatenbankComboBox mit Datenbank' Die Datenbank-Tabelle enthält die Felder titel und id Dim dt As Data.DataTable = myDataTable ' Die DataTable wurde bereits gefüllt aus der Datenbank... comboBox1.DataSource = dt comboBox1.DisplayMember = "titel" ' Der angezeigte Wert für den Benutzer comboBox1.ValueMember = "id" ' Der Wert, den der Benutzer auswählt (id) Dim ausgewaehlteIdAusComboBox As String ausgewaehlteIdAusComboBox=comboBox1.SelectedValue.ToString ' enthält die ausgewählte id View Update Delete
61VB.NETSchleifenFor-SchleifeFor i As Integer = 0 To 10 Debug.WriteLine(i) ' 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 Next For i As Integer = 10 To 5 Step -1 Debug.WriteLine(i) ' 10, 9, 8, 7, 6, 5 NextView Update Delete
62VB.NETArrayArray definierenDim myStrArray(3) As String myStrArray(0)="First" myStrArray(1)="Second" myStrArray(2)="Third" myStrArray(3)="Fourth" ReDim strJahreszeiten(4) myStrArray(4)="Fifth" Dim my2DimStrArray(1,2) As String my2DimStrArray(0,0) = "This" my2DimStrArray(0,1) = "is" my2DimStrArray(0,2) = "a" my2DimStrArray(1,0) = "2" my2DimStrArray(1,1) = "dimensional" my2DimStrArray(1,2) = "matrix" View Update Delete
68VB.NETGUI, Komponenten allgemeinDezimal/Währungseingabe in zwei Textboxen Sub TextBox1KeyUp(sender As Object, e As KeyEventArgs) If ((e.KeyCode = Keys.Oemcomma) OR (e.KeyCode = Keys.Decimal)) Then CType(Sender,TextBox).Text = CType(Sender,TextBox).Text.Trim(",") CType(Sender,TextBox).SelectionStart = CType(Sender,TextBox).Text.Length For i As Integer = 0 To Me.Controls.Count-1 If Me.Controls.Item(i).TabIndex = CType(Sender,TextBox).TabIndex+1 Then CType(Me.Controls.Item(i),TextBox).Focus End If Next End If End SubView Update Delete
133VB.NETStringsString nach einem Teilstring durchsuchenDim longStr = "This is a long string" Dim searchFor = "long" position = InStr( longStr, searchFor )View Update Delete
2PHPHTTP Form SubmitGET Link-Parameter lesen$getparam = $_GET['linkparameter'];View Update Delete
9PHPDatum, ZeitAktuelles Datum/Uhrzeit$jetzt = time(); echo "jetzt: ".$jetzt; echo "<br>"; echo "Human readable: ".date("H:i:s", $jetzt); echo "<br>"; echo "zurück in Sekunden: ".strtotime(date("H:i:s", $jetzt)); echo "<br>";View Update Delete