iOS开发中的技巧

1. 设置UITabBarController image被选中后的颜色

TabbarVC.png

2.switch语句报错Cannot jump from switch statement to this case label

Paste_Image.png

修改如下：case语句中添加大括号

case：..{
}```

![Paste_Image.png](https://img.haomeiwen.com/i1292402/3ac0c70ba66fa623.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
不会报错