我已使用UIKit方法成功创建了PDF文件。但我无法设置创建的PDF密码。请帮我。提前谢谢。
答案 0 :(得分:0)
请在询问前进行搜索 - Apple的文档中明确记录了您的问题: https://developer.apple.com/library/ios/documentation/uikit/reference/UIKitFunctionReference/Reference/reference.html#//apple_ref/c/func/UIGraphicsBeginPDFContextToFile
StackOverflow上几乎完全没有重复: secure pdf : locked/uneditable to prevent changes after generating from iOS device