2014-04-14 63 views
0

實際上,%@表示它在被NSLog使用時意味着什麼?當我們使用它?什麼是格式化程序%@ Objective-c

NSDate* d = [NSDate dateWithTimeIntervalSinceNow:1201921383]; 
    NSLog(@"result: %@",d); 
+6

https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/Strings/Articles/formatSpecifiers.html – Wain

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