WebJul 2, 2011 · If you are using std::string, you should include , and the fact that in most cases it seems to work makes things harder to notice when they fail. It is, for example, quite common for to include the definition of std::string, but not std::getline( std::istream&, std::string& ) – WebJul 22, 2024 · Why the cin command doesn't working inside the 'if' statement? Compiler just ignores this command. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 #include #include using namespace std; int main () { string a; int c; int d; cin >> a; if (a == "b") { cin >> c; cout << c*d; } return 0; } Edit & run on cpp.sh
c++ - String not working with cin! - Stack Overflow
WebJul 29, 2024 · Explanation: In the above program if cin.ignore () has not been used then after entering the number when the user presses the enter to input the string, the output will be only the number entered. The … WebJan 5, 2024 · VS code c++ cin not working with string type. 0. Unable to cin or cout in vscode on Mac OS. 0. std::cout not showing on screen. 4. c++ issues using cout and cin on same line (xcode8) 0. cout repeats itself after getting user input. 1. cout in Visual Studio 2010. 1. cin failing to get the input. 0. rdap thinking errors
[Solved] why is the "cout" function not working in functions ...
WebSep 2, 2013 · Now, the code won't compile, because downer does not return anything. So, change return type to void. And parameter of this function is pointless, removed it from function definition and the call. (In future, you may need char* parameter, to pass a string without specification of its length; usually, in C and C++, null-terminated string is used.) WebMay 1, 2016 · But, the problem arises, when the programs needs some user input while running. Suppose for this very familiar helloworld program. # include using namespace std; int main () { int name; cin >> name; cout << "Hello, " << name << "!!!" << endl; return 0; } Can you please help me to get the user input at run time. WebAug 3, 2024 · So, if you call getline () immediately after cin, you will get a newline instead, since it is the first character in the input stream! To avoid this, simply add a dummy std::getline () to consume this new-line character! The below program shows an issue with using cin just before getline (). rdahp01 wafer heating