243 244 251 253 256 261 262 263 204 268 200 veid place order() int order arr[50], quan [50], 0; flost cashant, change, ant, proso, vat, disc, dant, total char ch'y', card="Y"; It (); cout<<"\n\t..... cout<<"\n\t\tENTER CUSTOMER ORDER", cout<<"\n\t- ( cout << "\nEnter Iten ID: 4 cin>> order arr[c]; cout << "\nEnter Iten Quantity: " cin >> quan[c]; C++; cout << "\nAdd another item? (y/n)"; cin>> ch } while(che='y || c=""); cout << "\nApply PD or senior citizen discount? (y/n)"; eincard; cout << "\nCash amount recieved: "; in cashant 271 272 273 275 276 277 278 getchar(); system("cls"); for(int x = 0;x <= c;x++) ( fp.open("database.dat", ios::in); fp.read((char*)& produc, sizeof(item)); while (!fp.eof()) (
243 244 251 253 256 261 262 263 204 268 200 veid place order() int order arr[50], quan [50], 0; flost cashant, change, ant, proso, vat, disc, dant, total char ch'y', card="Y"; It (); cout<<"\n\t..... cout<<"\n\t\tENTER CUSTOMER ORDER", cout<<"\n\t- ( cout << "\nEnter Iten ID: 4 cin>> order arr[c]; cout << "\nEnter Iten Quantity: " cin >> quan[c]; C++; cout << "\nAdd another item? (y/n)"; cin>> ch } while(che='y || c=""); cout << "\nApply PD or senior citizen discount? (y/n)"; eincard; cout << "\nCash amount recieved: "; in cashant 271 272 273 275 276 277 278 getchar(); system("cls"); for(int x = 0;x <= c;x++) ( fp.open("database.dat", ios::in); fp.read((char*)& produc, sizeof(item)); while (!fp.eof()) (
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Please explain each line
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void place_order()
{
int order_arr[50],quan[50],
c = 0;
float cashant, change, ant, promo, vat, disc, dant, totale;
char ch='Y', card-"Y";
Sten_menu();
cout<<"\n\t......
cout<<"\n\t\tENTER CUSTOMER ORDER";
cout<<"\n\t-
do
(
cout << "\nEnter Item ID: ";
cin >> order_arr[c];
cout << "\nEnter Iten Quantity: "
cin >> quan[c];
cout << "\nAdd another item? (y/n) ";
cin >> ch;
}
while(ch='y' || ch=='Y');
cout << "\nApply PWD or senior citizen discount? (y/n)";
ein >> card;
cout << "\nCash amount recieved: ";
ein >> cashant;
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279
getchar();
system("cls");
for (int x = 0;x <= c; x++)
{
fp.open("database.dat", ios::in);
fp.read((char*) & produc, sizeof(item));
while (!fp.eof())
{](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5662ed98-ba57-45b9-8f10-ada9459a0b4c%2Ffe7b0a5e-5f90-4c73-80e6-eb67c3700e7d%2F3cshmt_processed.jpeg&w=3840&q=75)
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void place_order()
{
int order_arr[50],quan[50],
c = 0;
float cashant, change, ant, promo, vat, disc, dant, totale;
char ch='Y', card-"Y";
Sten_menu();
cout<<"\n\t......
cout<<"\n\t\tENTER CUSTOMER ORDER";
cout<<"\n\t-
do
(
cout << "\nEnter Item ID: ";
cin >> order_arr[c];
cout << "\nEnter Iten Quantity: "
cin >> quan[c];
cout << "\nAdd another item? (y/n) ";
cin >> ch;
}
while(ch='y' || ch=='Y');
cout << "\nApply PWD or senior citizen discount? (y/n)";
ein >> card;
cout << "\nCash amount recieved: ";
ein >> cashant;
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272
273
274 ✓
275
276
277
278 ✔
279
getchar();
system("cls");
for (int x = 0;x <= c; x++)
{
fp.open("database.dat", ios::in);
fp.read((char*) & produc, sizeof(item));
while (!fp.eof())
{
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