要更改 Label 距离边框的距离就须要自定义 Label，完了重写该方法spa
/* 距离左5个单位，距离上5个单位*/3d
-(void)drawTextInRect:(CGRect)rect{orm
CGRect frame = CGRectMake(rect.origin.x + 5, rect.origin.y + 5, rect.size.width - 10, rect.size.height -10);方法
[super drawTextInRect:frame];di
}co