C++ std::cout Functions Explained

In C++, it is common to use std::cout for output operations instead of the print function. std::cout is an output stream object in the C++ standard library that can be used to output data to the standard output device, typically the console.

The functionality of std::cout includes:

1. Output basic data types: integers, floating-point numbers, characters, and other basic data types can be displayed.
2. set the width of the output
3. formatting the output to a specific number of digits
4. Output string: can output string constants or string variables.
5. newline character
6. Please rephrase the following sentence in English.
7. I don’t speak fluent French, but I can understand some basic phrases.
8. You can directly output the results of the operation.
9. I will meet you at the park at 5 o’clock.

In general, std::cout can achieve the output function in C++ programs, providing flexible and powerful output operations.