WKWebsiteDataStore *dateStore = [WKWebsiteDataStore defaultDataStore];   [dateStore fetchDataRecordsOfTypes:[WKWebsiteDataStore allWebsiteDataTypes]            completionHandler:^(NSArray<WKWebsiteDataRecord *> * __nonnull records) {              for (WKWebsiteDataRecord *record in records)              { //               if ( [record.displayName containsString:@"baidu"]) //取消備注，可以針對某域名清除，否則是全清 //               {                  [[WKWebsiteDataStore defaultDataStore] removeDataOfTypes:record.dataTypes                                       forDataRecords:@[record]                                     completionHandler:^{                                       NSLog(@"Cookies for %@ deleted successfully",record.displayName);                                     }]; //               }              }            }]; 

NSString *libraryPath = [NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES) objectAtIndex:0]; NSString *cookiesFolderPath = [libraryPath stringByAppendingString:@"/Cookies"]; NSError *errors; [[NSFileManager defaultManager] removeItemAtPath:cookiesFolderPath error:&errors]; 

NSHTTPCookie *cookie;NSHTTPCookieStorage *cookieJar = [NSHTTPCookieStorage sharedHTTPCookieStorage];for (cookie in [cookieJar cookies]) {  NSLog(@"%@", cookie);}