耗时操作Mark
2017-10-30 本文已影响4人
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0), ^{
dispatch_async(dispatch_get_main_queue(), ^{
});
});
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0), ^{
dispatch_async(dispatch_get_main_queue(), ^{
});
});