How to Select Multiple Items in the Dropdown in Windows Forms ComboBoxAdv(Classic)
In order to perform multiple selection, you can use the ComboboxAdv or MultiColumnComboBox controls, that contains a normal ListBox that allows you to select multiple items, internally.
//To select multiple items in ComboBoxAdv this.comboBoxAdv1.ListBox.SelectionMode = SelectionMode.MultiExtended; this.multiColumnComboBox1.ListBox.SelectionMode = SelectionMode.MultiExtended;
'To select multiple items in ComboBoxAdv Me.comboBoxAdv1.ListBox.SelectionMode = SelectionMode.MultiExtended Me.multiColumnComboBox1.ListBox.SelectionMode = SelectionMode.MultiExtended
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