ToolStripItemCollection.Clear 方法
定義
移除集合的所有項目。Removes all items from the collection.
public:
virtual void Clear();
public virtual void Clear ();
abstract member Clear : unit -> unit
override this.Clear : unit -> unit
Public Overridable Sub Clear ()
例外狀況
ToolStripItemCollection 為唯讀。The ToolStripItemCollection is read-only.
備註
您 Clear 可以使用方法,從父控制項移除整個控制項集合。Use the Clear method to remove the entire collection of controls from a parent control.
若要從集合中移除個別控制項,請使用 Remove 或 RemoveAt 方法。To remove an individual control from the collection, use the Remove or RemoveAt method.
若要將新 ToolStripItem 的控制項加入至 ToolStripItemCollection ,請使用 Add 或 AddRange 方法。To add new ToolStripItem controls to the ToolStripItemCollection, use the Add or AddRange method.
給繼承者的注意事項
Clear()在衍生類別中覆寫時,請務必呼叫基類的方法, Clear() 以確保所有控制項都已從集合中移除。When overriding Clear() in a derived class, be sure to call the base class's Clear() method to ensure that all the controls are removed from the collection.