![I was following this tutorial on youtube to learn c++, and this guy writes getline without "std: basic_istream: :" and when i do it, there is an error. Sorry if its a I was following this tutorial on youtube to learn c++, and this guy writes getline without "std: basic_istream: :" and when i do it, there is an error. Sorry if its a](https://preview.redd.it/i-was-following-this-tutorial-on-youtube-to-learn-c-and-v0-j4rlon4reh981.png?width=640&crop=smart&auto=webp&s=a740a3e4078efc5bb214071fbf9086a962e12f63)
I was following this tutorial on youtube to learn c++, and this guy writes getline without "std: basic_istream: :" and when i do it, there is an error. Sorry if its a
![Résolu] problème avec cout et cin - probleme "use of undeclared identifier" par #_Hugues_ - page 1 - OpenClassrooms Résolu] problème avec cout et cin - probleme "use of undeclared identifier" par #_Hugues_ - page 1 - OpenClassrooms](https://user.oc-static.com/upload/2020/06/10/15917412275079_Capture%20d%E2%80%99%C3%A9cran%20du%202020-06-09%2019-39-17.png)
Résolu] problème avec cout et cin - probleme "use of undeclared identifier" par #_Hugues_ - page 1 - OpenClassrooms
![I get in Visual Studio C++ these errors: 'NuovoUtente': undeclared identifier and 'CercareUtente': undeclared identifier - Stack Overflow I get in Visual Studio C++ these errors: 'NuovoUtente': undeclared identifier and 'CercareUtente': undeclared identifier - Stack Overflow](https://i.stack.imgur.com/1IP4p.png)
I get in Visual Studio C++ these errors: 'NuovoUtente': undeclared identifier and 'CercareUtente': undeclared identifier - Stack Overflow
![c++ - gets() is causing compilation failure with ''use of undeclared identifier 'gets'" error - Stack Overflow c++ - gets() is causing compilation failure with ''use of undeclared identifier 'gets'" error - Stack Overflow](https://i.stack.imgur.com/LiZEA.png)