Public Event Unload As EventHandler

Dim instance As Control
Dim handler As EventHandler

AddHandler instance.Unload, handler

public event EventHandler Unload

public:
event EventHandler^ Unload {
    void add (EventHandler^ value);
    void remove (EventHandler^ value);
}

/** @event */
public void add_Unload (EventHandler value)

/** @event */
public void remove_Unload (EventHandler value)

JScript 支持使用事件，但不支持进行新的声明。