iOS 給任意一個view轉換爲image的方法封裝

/*

* @parma :view須要轉換的視圖

* @parma:return:圖片image

*/

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

    UIGraphicsBeginImageContext(view.bounds.size);

    [view.layer renderInContext:UIGraphicsGetCurrentContext()];

    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();

    UIGraphicsEndImageContext();

    return image;

}