Shulou(Shulou.com)05/31 Report--

This article introduces the relevant knowledge of "what is the reason why C++ 11 threads need mutex". In the operation of actual cases, many people will encounter such a dilemma. Next, let the editor lead you to learn how to deal with these situations! I hope you can read it carefully and be able to achieve something!

Why mutexes are needed

In a multitasking operating system, multiple tasks running at the same time may need to use the same resource. This process is a bit similar to that in the company department, when I am using a printer to print something (I haven't finished printing yet), other people happen to use the printer to print something at the same time, if nothing is done, the printed thing must be out of order.

# define _ CRT_SECURE_NO_WARNINGS#include # include / / Printer void printer (const char * str) {while (* str! ='\ 0') {std::cout

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