- UIBarButtonItem *barButtonItem = [[UIBarButtonItem alloc] init];
- barButtonItem.title = @"buttonName";
- self.navigationItem.backBarButtonItem = barButtonItem;
- [barButtonItem release]
- //该片段来自于http://www.codesnippet.cn/detail/191220138133.html
来源: http://www.codesnippet.cn/detail/191220138133.html