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ostringstream usage

ostringstream can be used to build a string. It is an output stream and can be used like cout, but the output result will not be displayed in the terminal, but will be saved in a string object. For more information on ostringstream usage, you can visit the following article.

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time：2023-12-06 13:33:46

Detailed explanation of ostringstream usage ostringstream is a class in the C++ standard library that can be used to construct strings. It is an output stream and can be used like cout, but the output results will not be displayed in the terminal, but will be saved in a string object. When you need to build a string, you can use ostringstream to operate, which is very useful in formatted output, logging, etc.
What is the difference between ostringstream and std::stringstream The differences are: 1. Different header files; 2. Different life cycle management; 3. Different error handling; 4. Different efficiency; 5. Different usage methods.
Which header file is ostringstream in?ostringstream is in the header file. ostringstream is a class defined in the header file. It is an output stream that can be used to insert data like cout, but the output result will not be displayed in the terminal, but will be saved in a string object.

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