Object-C两个页面viewcontroller 之间的传值方法

传值的文件

.m

 NSString* newic=[NSString
stringWithFormat:@"%d",btn.tag];
    user__zhuce02ViewController *zhuce=[[user__zhuce02ViewController
alloc]init];
    zhuce.newicon=newic;
    
    [self
presentViewController:zhuce
animated:YES
completion:nil];

接收值得文件

.h

@property(nonatomic,strong)NSString
* newicon;

.m

NSLog(@"---------------------------------%@",self.newicon);