sprintf example in C

Header file:

    stdio.h

Synopsis:

     int sprintf(char *str, const char *format, ...);

Description:

    Performs formatted output conversion and writes the output to str.  It gives us the number of characters written into the output string (excludes '\0') as return value.

sprintf function C example:

  #include<stdio.h>
  #include<string.h>
  int main() {

        char name[100], company[100], str[256];

        int age, salary;

        printf("Enter your name:\n");

        fgets(name, 90, stdin);
        name[strlen(name) - 1] = '\0';

        printf("Enter your designation:\n");

        fgets(company, 90, stdin);
        company[strlen(company) - 1] = '\0';

        printf("Enter your age and salary:\n");

        scanf("%d%d", &age, &salary);

        sprintf(str, "%s works as %s, earns %d per month "

                "at the age of %d\n", name, company, salary, age);

        printf("Output:\n%s", str);

        return 0;

  }

  Output:

  jp@jp-VirtualBox:~/cpgms/exp$ ./a.out

  Enter your name:

  Micheal

  Enter your designation:

  Engineer

  Enter your age and salary:

  22 10000

  Output:

  Micheal works as Engineer, earns 10000 per month at the age of 22