OUTPUT: New Entry(S) Added in File Product.Dat
Algorithm add_product()
INPUT: An non-empty file “product.dat”.
OUTPUT: New Entry(s) added in file “product.dat”.
{
Prod_code <- 0;
Prod_name;
Prod_picture;
Prod_price <- 0;
Prod_no <- 0;
Write(“How many products to be added”);
Read(prod_no);
For I <- 0 to prod_no, do
{
Read(prod_code, prod_name, prod_picture, prod_price);
Write in file(prod_code, prod_name, prod_picture, prod_price);
}
}
Algorithm modify_delete_product()
INPUT: An non-empty file “product.dat”
OUTPUT: Modified Entry in file “Product.dat”
{
P_code <- 0;
Write(“Enter the product code of the product to be modified”);
Read(p_code);
For all items in the list, do
{
If(p_code == prod_code), then
{
Write(“What do you want to modify”);
Write(“1. Product code”);
Write(“2. Product name”);
Write(“3. Product picture”);
Write(“4. Product price”);
Write(“5. Delete Product”);
Read(ch);
If(ch == 1), then
{
Read(new_code);
Delete_product(p_code);
Write in file(new_code, prod_name, prod_picture, prod_price);
}
If(ch == 2), then
{
Read(new_name);
Delete_product(p_code);
Write in file(new_code, new_name, prod_picture, prod_price);
}
If(ch == 3), then
{
Read(new_picture);
Delete_product(p_code);
Write in file(new_code, prod_name, new_picture, prod_price);
}
If(ch == 4), then
{
Read(new_price);
Delete_product(p_code);
Write in file(prod_code, prod_name, prod_picture, new_price);
}
If(ch == 5), then
{
Delete_product(p_code);
}
}
Else
Write(“Product not found!”);
}
}
Algorithm delete_product(p_code)
INPUT: An non-empty file “product.dat”
OUTPUT: Deleted entry of product from the file “product.dat”
{
For all items in the list, do
{
If(p_code == prod_code), then
{
Delete(prod_code);
}
}
}
Algorithm report()
INPUT: An non-empty file “product.dat”
OUTPUT: Product details is been displayed on screen.
{
Write(“Product Code Product Name Product Picture Product Price”);
Write(“------“);
For all items in the list, do
{
Write(prod_code, prod_name, prod_picture, prod_price);
}
}
Algorithm Customer_entry()
INPUT: An non-empty file “customer.txt”
OUTPUT: New entry(s) in file “customer.txt”
{
Write(“NAME:”);
Read(c_name);
Write(“ADDRESS:”);
Read(c_add);
Write(“PHONE NUMBER:”);
Read(c_ph);
Write in file(c_name, c_add, c_ph);
}
Description:
- Two files are present named “product.dat” and “customer.txt”.
- “product.dat” contains product information like code,name, picture,price.
- “customer.txt” contains customer information like name, address, phone number.
- “write in file”is used to store the output in file (product.dat or customer.txt).