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我试图在导航栏中显示“设置齿轮”而不是“设置”一词。有谁知道如何做到这一点?谢谢!将UIBarButtonItem更改为简单图标
UIBarButtonItem *btnGo = [[UIBarButtonItem alloc] initWithTitle:@"Settings"
style:UIBarButtonItemStyleBordered target:self action:@selector(settingsAction)];
self.navigationItem.rightBarButtonItem = btnGo;