How do I change User Input to display in Italic font style?

[methodxd]

How do I change User Input to display in Italic font style?

let's say user inputs a word, then display that word in italic font

Thank you

[MikeyBoy]

That depends entirely on what libraries you're using for your user interface.

[methodxd]

i need to use only string and iostream

[Computergeek01]

Neither of those libraries support the functionality that you are looking for. The font is a feature of the shell the program is running on.