如何從圖像視圖本地保存pdf

Question

如何在本地保存pdf

我已經將pdf文檔加載到imageView中。現在我需要保存到本地iPhone設備。

任何一個建議我如何從圖像視圖

@All

由於PDF文件保存提前

Answer 1

用於儲蓄，下面的代碼文件目錄使用PDF。

NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); 
     NSString *documentsDirectory = [paths objectAtIndex:0]; 
     NSString *localFilePath = [documentsDirectory stringByAppendingPathComponent:@"data.pdf"]; 

     NSData *thedata = [NSData dataWithContentsOfURL:[NSURL URLWithString:`ADD URL OF PDF DATA`]]; 

     [thedata writeToFile:localFilePath atomically:YES]; 

檢索pdf使用下面的代碼。

NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); 
      NSString *documentsDirectory = [paths objectAtIndex:0]; 
      NSString *localFilePath = [documentsDirectory stringByAppendingPathComponent:@"data.pdf"]; 
if ([[NSFileManager defaultManager] fileExistsAtPath:localFilePath]) { 
      NSData *data = [NSData dataWithContentsOfFile:localFilePath]; 
     }