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This article mainly explains "how to convert string and int in C++". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how to convert string and int in C++".

1. Int to string

# include # include int main () {double f = 23.43; double f2 = 1emur9; double f3 = 1e40; double f4 = 1emur40; double f5 = 123456789; std::string f_str = std::to_string (f); std::string f_str2 = std::to_string (f2); / / Note: return "0.000000" std::string f_str3 = std::to_string (f3) / / Note: do not return "1e+40". Std::string f_str4 = std::to_string (f4); / / Note: return "0.000000" std::string f_str5 = std::to_string (f5); std::cout

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