// 异步串行队列
{
dispatch_queue_t Queue = dispatch_queue_create("queue", DISPATCH_QUEUE_SERIAL);
dispatch_async(Queue, ^{
});
}
// 异步并行队列
{
dispatch_queue_t Queue = dispatch_queue_create("queue", DISPATCH_QUEUE_CONCURRENT);
dispatch_async(Queue, ^{
});
}
// 同步串行队列
{
dispatch_queue_t Queue = dispatch_queue_create("queue", DISPATCH_QUEUE_SERIAL);
dispatch_sync(Queue, ^{
});
}
// 同步并行队列(同步不会自动创建线程，并行需要多个线程,所以还是串行队列)
{
dispatch_queue_t Queue = dispatch_queue_create("queue", DISPATCH_QUEUE_CONCURRENT);
dispatch_sync(Queue, ^{
});
}
// 异步主线程队列通信
{
dispatch_queue_t mianQueue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0);
dispatch_async(mianQueue, ^{
dispatch_async(dispatch_get_main_queue(), ^{
});
});
}
// group线程组
{
dispatch_group_t groupQueue = dispatch_group_create();
dispatch_queue_t queue = dispatch_queue_create("queue", DISPATCH_QUEUE_SERIAL_INACTIVE);
dispatch_queue_t conQueue = dispatch_queue_create("queue", DISPATCH_QUEUE_CONCURRENT);
dispatch_queue_t mianQueue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0);
dispatch_group_async(groupQueue, queue, ^{
});
dispatch_group_async(groupQueue, conQueue, ^{
});
dispatch_group_async(groupQueue, mianQueue, ^{
});
dispatch_group_notify(groupQueue, dispatch_get_main_queue(), ^{
});
}
//
dispatch_queue_t mianQueue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0);
dispatch_apply(6, mianQueue, ^(size_t index) {
});
//
dispatch_queue_t Queue = dispatch_queue_create("queue", DISPATCH_QUEUE_CONCURRENT);
dispatch_async(Queue, ^{
});
dispatch_barrier_async(Queue, ^{
});
dispatch_async(Queue, ^{
});
