- sharedApplication疑问
- [UIApplication sharedApplication
- 'sharedApplication' is unavailab
- [UIApplication sharedApplication
- [UIApplication sharedApplication
- sharedapplication is unavailable
- 'sharedApplication' is unavailab
- [UIApplication sharedApplication
- [UIApplication sharedApplication
- 'sharedApplication' is unavailab
看到sd和mb都有这样一段代码,不是很理解为什么不直接调用,记录一下

貌似找到了答案
网友评论