C++ | How to get user input in C++? Lecture 3

How to get user input in C++?
Here you need to use IOStream function

CIn >>

CIn is used to get input from the user but before it, You need to declare a variable in which you can serve your user value.

Note: "using namespace std" is important to add. It is used to add standard functions.

If you are thinking about

<<

So it is used as concatenation like in PHP dot operator performs

---

 /*  
  Name: cin function in C++  
  Copyright: sameearticles.blogspot.com  
  Author: Samee Ullah Feroz  
  Date: 26/01/14 23:39  
  Description: How to get user input in C++?  
 */  
 #include <iostream>  
 int main() //it is actually a function here  
   {  
    using namespace std;  
    int saminum; //we need to daclare a variable....  
      cout << "What is your age?" << endl; // << is as concatination remind it.  
      cin >> saminum;  
      cout << "My age is = " << saminum << "\n";   
      saminum = saminum + saminum;  
      cout << "double is = " << saminum << endl << "Enter to close it.";  
    system("pause");  
    return 0;  
   }