- 搜標題
- 搜題干
- 搜選項
單項選擇題
使用Objective-C語言輸出“This is a Objective-Cprogram.”正確的是（）
A、NSLog(@"%s",This isa Objective-C program.);
B、NSLog(@"%@",This isa Objective-C program.);
C、NSLog(@"This is aObjective-C program.",%@);
D、NSLog(@"This is a Objective-Cprogram.");
