{

//create a string to hold the form string to echo to the page

$myReturn = '';

//add form tags to form string. With method being post and have it be a postback form

//add table tages to format form with columns for selecting item, quantity, item, description, and price

$myReturn .= '<form method="post" action="' . THIS_PAGE . '">

<table border="1" style="width:50%">

<tr>

<td>Select Items</td>

<td>Quantity</td>

<td>Item</td>

<td>Description</td>

<td>Price</td>

</tr>';

//loop through array provided as parameter to the function that holds items for form to display

foreach ($array as $item)

{

//add each item to form string with item name, description and price in separate columns

//create checkbox that stores the item name and input box for user to enter number of each

//item they want and store in an associate array name quantity that key is item name and value is

//quanity the user enters

$myReturn .=

'<tr><td><input type="checkbox" name="itemType[]" value="' . $item->name . '"</td>

<td><input type="text" name="quantity['. $item->name .']" /></td>

<td>' . $item->name . '</td>

<td>' . $item->description . '</td>

<td>$' . $item->price . '</td>

</tr>';

}

//add submit button to form

$myReturn .= '<tr><td></td><td></td><td></td><td></td><td><input type="submit" name="submit" value="Submit Order" /></td></tr></table></form>';

//return form string with all items from array parameter added to the form

return $myReturn;

{

//loop through itemsPurchased array that hold the items the user purchased as key and quantity purchased as value

foreach($itemsPurchased as $item => $quantity){

//loop through itemsAvailable array which is Item array that holds the items available that dynamically get added to form

foreach ($itemsAvailable as $itm){

//if the item name in itemsAvailable array matches the item the user selected

if ($itm->name == $item )

//grab the item object from the itemsAvailable array

$itemObject = $itm;

//find the price of the array by selecting the price property of the item and store in price variable

$price = $itemObject->price;

}

//calculate the total of the purchase which is the price times quantity of each item purchased

$total += ($price * $quantity);

}

//return total

return $total;

{

//create a string to hold form that holds purchased order form

$myReturn = '';

//use the calculateTotal() function to calculate the total of the order based on items user selected

$total = calculateTotal($itemsPurchased, $itemsAvailable);

//add table tags to format form table, with quanity, item, price, and item total columns

$myReturn .= '

<table border="1" style="width:50%">

<tr>

<td>Quantity</td>

<td>Item</td>

<td>Price</td>

<td>Item Total</td>

</tr>';

//loop through the itemsPurchased array to get the items the user purchased and quantity of each item they want to purchase

foreach ($itemsPurchased as $item => $quantity)

{

//loop through itemsAvailable array which is Item array that holds the items available that dynamically get added to form

foreach ($itemsAvailable as $itm){

//if the item name in itemsAvailable array matches the item the user selected

if ($itm->name == $item )

//grabe the item object from the itemsAvailable array

$itemObject = $itm;

//find the price of the array by selecting the price property of the item and store in price variable

$price = $itemObject->price;

}

//in $_POST[] even if user didn't pick, empty string. This makes a 0 in quantity for better

//output formatting in output table

if ($quantity == "")

{

//display a 0 if user didn't enter a quantity for better output formatting

$quantity = 0;

}

//create a subTotal array to store subtotal of each item (price * quantity)

$subTotalArray[] = ($price * $quantity);

//add quantity user selected, item name, price of each item, and subtotal of each item formatted to 2 decimal places

//to the purchased order form

$myReturn .=

'<tr><td>' . $quantity . '</td>

<td>' . $item . '</td>

<td>' . number_format($price, 2) . '</td>

<td>$' . number_format(($price * $quantity), 2) . '</td>

</tr>';

}

//create a subTotal variable to store the subTotal of the whole purchase, not just each item as subTotal did above

$subTotal = 0;

//loop through subTotalArray that stores the subTotal of each item

foreach ($subTotalArray as $itemTotal){

//add the subtotal of each item to the subTotal of the entire order

$subTotal += $itemTotal;

}

//calculate tax of the subTotal as 9.5% tax rate

$tax = ($subTotal * .095);

//add subTotal, tax, and total (subTotal plus tax) to the form columns

$myReturn .= '<tr><td></td><td></td><td>Subtotal</td><td>$' . number_format($subTotal, 2) . '</td></tr>

<tr><td></td><td></td><td>Tax</td><td>$' . number_format($tax, 2) . '</td></tr>

<tr><td></td><td></td><td>Total</td><td>$' . number_format(($total + $tax) , 2) . '</td></tr></table>';

//return the purchased order form string

return $myReturn;