/**
?將 UIView 轉換成 UIImage

?@param view 將要轉換的View
?@return 新生成的 UIImage 對象
?*/
- (UIImage *)yj_convertCreateImageWithUIView:(UIView *)view{
?? ?
??? UIGraphicsBeginImageContext(view.bounds.size);
??? CGContextRef ctx = UIGraphicsGetCurrentContext();
??? [view.layer renderInContext:ctx];
??? UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();
??? UIGraphicsEndImageContext();
?? ?
??? return newImage;
}