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public Form1(){InitializeComponent();button1.Click += new EventHandler(button1_Click);// 注册一次click事件button1.Click -= new EventHandler(button1_Click);// 注销一次click事件}void button1_Click(object sender, EventArgs e){}
winform 动态添加控件
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public Form1(){InitializeComponent();button1.Click += new EventHandler(button1_Click);// 注册一次click事件button1.Click -= new EventHandler(button1_Click);// 注销一次click事件}void button1_Click(object sender, EventArgs e){}