How to convert the Int to String in C

In this tutorial, we are going to learn about how to convert the int to a string in C.

Using sprintf() function

In C, we can use the sprintf() function to convert an integer to a string.

Here is an example, that converts the int 123 to an string "123":

#include<stdio.h>

int main() {

  int num = 123;
  char str[5];
  sprintf(str, "%d", num); // integer to string
  printf("%s\n", str);
}

Output:

"123"