开发工程中会常用到以下代码
// 设置UISearchController的显示属性,以下3个属性默认为YES
//搜索时,背景变暗色
_searchController.dimsBackgroundDuringPresentation = NO;
//搜索时,背景变模糊
_searchController.obscuresBackgroundDuringPresentation = NO;
//隐藏导航栏
_searchController.hidesNavigationBarDuringPresentation = NO;
![](https://img.haomeiwen.com/i1684683/f0375ec9fc4d4991.png)
![](https://img.haomeiwen.com/i1684683/47aa042b5e1de0d7.png)
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