iPhone Screenshot Programatically

Below is the method to take screenshot :

- (UIImage *) screenshot

{

    UIGraphicsBeginImageContextWithOptions(self.view.bounds.size, NO, [UIScreen mainScreen].scale);

    

    [self.view drawViewHierarchyInRect:self.view.bounds afterScreenUpdates:YES];

    

    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();

    UIGraphicsEndImageContext();

    return image;

}