-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender{
NSString* data = page1Data.text;
UIViewController* view = segue.destinationViewController;
if ([view respondsToSelector:@selector(setParam:)]) {
[view setValue:data forKey:@"param"];
}
if ([view respondsToSelector:@selector(setFirstViewController:)]) {
[view setValue:self forKey:@"firstViewController"];
}
}
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