ios 屏幕截图返回成图片的方法

#pragma mark-截图

- (UIImage*)screenshot:(UIView*)inputView {

UIGraphicsBeginImageContextWithOptions(inputView.bounds.size,NO,0);

[inputView drawViewHierarchyInRect:inputView.frame afterScreenUpdates:YES];

UIImage*image =UIGraphicsGetImageFromCurrentImageContext();

UIGraphicsEndImageContext();

return image;

}