WDV221 Intro Javascript

Skill Test - Form Calculations

Sale Price for this purchase:

Total Sales for all purchases:

Instructions: Modify this page so that the form works as described.

• The customer will select the product using the drop down list. The product price is in the value attribute.
• The Number Purchased field should be a number and should only allow whole numbers.
• When the customer clicks "Submit Order", calculate the Sale Price (product price * number purchased) and display it on the Sale Price line.
• When the customer clicks "Submit Order", the form will add the 'salePrice' to the Total Sales value and display the new value on the Total Sales for all Purchases line.
• All dollar amounts should be formatted as US currency.
• The Reset button should clear the form fields and the 'salePrice' field.
• The Clear Order button should clear the form fields, the 'salePrice', the 'totalSales' and start a new Total Sales.