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问题如下:UISearchBar *searchBar = [[UISearchBar alloc] init];我们想要获取searchBar上的输入框一般会通过kvc的方式去做,代码如下:UITextField *textField = [searchBar valueForKey:@"_searchField"];那么问题来了,我如何知道我们想要获取的这个控件的key值呢?(就是代码中的@"_searchField")
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欢迎选择我的课程,让我们一起见证您的进步~~