C# ComboBox 抓取與設定

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01.建立選單內容 

System.Object[] ItemObject = new System.Object[24];

this.ComboBox元件.DropDownStyle = ComboBoxStyle.DropDownList;//設定只能為選取模式

this.ComboBox元件.Items.AddRange(ItemObject);//新增清單

this.ComboBox元件.SelectedIndex = -1;//0

02.清空選單內容:

this.ComboBox元件.Items.Clear();//清空所有內容

03.取得選擇內容:

int selectedIndex = this.ComboBox元件.SelectedIndex;//抓取選擇的index

Object selectedItem = this.ComboBox元件.SelectedItem;

String StrData = this.ComboBox元件.SelectedItem.ToString();