2019-01-23
作者:
健健锅 | 来源:发表于
2019-01-23 12:57 被阅读9次 dispatch_async(dispatch_get_main_queue(), ^{
NSLog(@"A");
});
NSLog(@"B");//DISPATCH_QUEUE_PRIORITY_BACKGROUND
dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_BACKGROUND, 0);
dispatch_sync(queue, ^{
NSLog(@"C");
});
dispatch_async(queue, ^{
NSLog(@"D");
});
dispatch_async(dispatch_get_main_queue(), ^{
NSLog(@"E");
});
[self performSelector:@selector(aa) withObject:nil afterDelay:0.0];
NSLog(@"G");
}
-(void)aa{
NSLog(@"F");
}
DISPATCH_QUEUE_PRIORITY_BACKGROUND
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本文标题：2019-01-23
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