iOS截取当前屏幕保存到相册

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话不多说,直接看代码 

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+(UIImage *)captureScreenForView:(UIView *)currentView{
    //currentView 截取的view
    UIGraphicsBeginImageContext(currentView.frame.size);
    [currentView.layer renderInContext:UIGraphicsGetCurrentContext()];
    UIImage *viewImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    //保存到相册
    UIImageWriteToSavedPhotosAlbum(viewImage,nil,nil,nil);
    return  viewImage;
}