C Programming Tutorial - 56 - Passing Arguments to Functions

#include <stdio.h>
#include <stdlib.h>

void convertToDollars(float euro);

int main()
{
    float euroPrice1 = 1.00;
    float euroPrice2 = 5.00;

    convertToDollars(euroPrice1);
    convertToDollars(euroPrice2);

    return 0;
}

//sometimes your functions need extra information, like when making calculations
//when you pass in a variable, you can use it in another function
void convertToDollars(float euro){
    float usd = euro * 1.37;
    printf("%.2f Euros - %.2f USD\n", euro, usd);
    return;
}