C-Code-Examples/Data_in_a_Format.cpp at master · Derrick1908/C-Code-Examples · GitHub

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/*Program to handle mixed data types*/

#include<stdio.h>

#include<conio.h>

void main()

{

FILE *fp;

int number, quantity, i;

float price, value;

fopen_s(&fp, "Inventory.txt", "w");

printf("*****************Input inventory data*******************\n\n");

printf("Item_Number || Price || Quantity\n");

for (i = 1; i <= 3; i++)

{

fscanf_s(stdin, "%d%f%d", &number, &price, &quantity);

//scanf_s("%d%f%d", &number, &price, &quantity); /* is same as above statement*/

fprintf(fp, "%d %f %d\n", number, price, quantity);

}

fclose(fp);

fprintf(stdout, "\n\n");

//printf("\n\n"); /* is same as above statement*/

fopen_s(&fp, "Inventory.txt", "r");

printf("Item_Number || Price || Quantity || Value\n");

for (i = 1; i <= 3; i++)

{

fscanf_s(fp, "%d%f%d", &number, &price, &quantity);

value = price*quantity;

fprintf(stdout, "%d || %f || %d || %f\n", number, price, quantity, value);

}

fclose(fp);

_getch();

}

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