一，工程图。
二，代码。
viewcontroller.m
- (void)viewdidload {
[super viewdidload];
// do any additional setup after loading the view, typically from a nib.
//增加右侧按钮
[self addrightbutton];
}
#pragma -mark -functions
//增加右侧按钮
-(void)addrightbutton
{
uibarbuttonitem *selectbutton = [[uibarbuttonitem alloc] initwithtitle:@"筛选" style:uibarbuttonitemstyledone target:self action:@selector(doclickrightbutton)];
self.navigationitem.rightbarbuttonitem = selectbutton;
}
#pragma -mark -doclickaction
-(void)doclickrightbutton
{
firstviewcontroller *first=[[firstviewcontroller alloc]init];
[self.navigationcontroller pushviewcontroller:first animated:no];
}
