iOS 给任意一个view转换为image的方法封装

/*

* @parma :view须要转换的视图

* @parma:return:图片image

*/

- (UIImage *)getImageFromView:(UIView *)view{

    UIGraphicsBeginImageContext(view.bounds.size);

    [view.layer renderInContext:UIGraphicsGetCurrentContext()];

    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();

    UIGraphicsEndImageContext();

    return image;

}