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: