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QT uses multithreading

2022-07-18 14:13:00 【Self cultivation bug】

Be careful ： Multithreading must be a new class inheritance

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Package the class header file just now where you need to use threads

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Instantiating threads , Start thread
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So far, simple thread usage is done

If you transfer data between multiple threads, you also need to modify the constructor of the custom thread class

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