iOS-软键盘

数字键盘

1.键盘类别----keyborder
 2.关闭键盘-----方法：
 - (void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
    //  关闭键盘
    [number resignFirstResponder];     
           

}

3.事件方法

开始触摸：touchesMoved: withEvent:

触摸移动：touchesMoved: withEvent:

结束触摸：touchesEnded: withEvent:

触摸取消：touchesEnded: withEvent: