How to convert a single char into an int in C++

C++ProgrammingServer Side Programming

The following is an example to convert a character into int.

Example

 Live Demo

#include <iostream>
using namespace std;
int main() {
   char c = '8';
   int i = c - 48;
   cout << i;
   i = c - '0';
   cout <<"\t" << i;
   return 0;
}

Output

8 8

In the above program, a character ‘c’ is initialized with a value. The character is converted into integer value as shown below −

char c = '8';
int i = c - 48;
cout << i;
i = c - '0';
cout <<"\t" << i;
raja
Samual Sam
Published on 08-Nov-2018 06:05:58
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