
c++ - How does cin work? - Stack Overflow
Apr 28, 2016 · cin is a blocked input. Whatever comes from the keyboard is stored in a buffer. When you press enter the system passes the buffer to the application code (std::cin code). …
if (cin >> x) - Why can you use that condition? - Stack Overflow
Jul 22, 2011 · cin is an object of class istream that represents the standard input stream. It corresponds to the cstdio stream stdin. The operator >> overload for streams return a …
How to cin Space in c++? - Stack Overflow
Using cin's >> operator will drop leading whitespace and stop input at the first trailing whitespace. To grab an entire line of input, including spaces, try cin.getline().
What are the rules of the std::cin object in C++? - Stack Overflow
Apr 30, 2009 · I am currently reading in with std::cin >> for the strings I expect to be single words and getline(std::cin, string) for the strings with spaces. I am not getting the right output, though.
What is the C equivalent to the C++ cin statement?
Sep 16, 2010 · 3 There is no close equivalent to cin in C. C++ is an object oriented language and cin uses many of its features (object-orientation, templates, operator overloading) which are …
what is the cin operator order in C++ - Stack Overflow
May 5, 2011 · 2 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. …
What is the best way to do input validation in C++ with cin?
Dec 21, 2016 · Snag the input from std::cin using std::getline(std::cin, strObj) where strObj is a std::string object. Use boost::lexical_cast to perform a lexical translation from strObj to either a …
¿Porque es necesario usar el comando cin.ignore() después de …
Sep 4, 2018 · En estos casos cin es capaz de ignorar una serie de caracteres identificados como separadores. En este caso, cin descarta los separadores que se encuentren antes de la …
c++ - How does std::cin works? - Stack Overflow
More correctly, cin reads from "standard input" (stdin). This may be the console, but it could also be a file or other device depending on the operator system and redirection by the user.
c++ - std::cin input with spaces? - Stack Overflow
Apr 30, 2011 · Best answer so far. When using std::getline(std::cin, s) I would get a very messy and I would say, interrupted input when waiting for inputs in a while / for loop. This option …