Script 1.10
Using double quotation marks:
You are purchasing 30 widget(s) at a cost of $119.95 each. With tax,the total comes to $3,778.43.
Using single quotation marks:
You are purchasing $quantity widget(s) at a cost of \$$price each. With tax, the total comes to \$$total.
\n<?php # Script 1.10 - quotes.php // Set the variables: $quantity = 30; // Buying 30 widgets. $price = 119.95; $taxrate = .05; // 5% sales tax. // Calculate the total. $total = $quantity * $price; $total = $total + ($total * $taxrate); // Calculate and add the tax. // Format the total: $total = number_format ($total, 2); // Print the results using double quotation marks: echo "<h3>Using double quotation marks:</h3>"; echo "<p>You are purchasing <b>$quantity</b> widget(s) at a cost of <b>\$$price</b> each. With tax,the total comes to <b>\$$total</b>.</p>\n"; // Print the results using single quotation marks: echo '<h3>Using single quotation marks:</h3>'; echo '<p>You are purchasing <b>$quantity</b> widget(s) at a cost of <b>\$$price</b> each. With tax, the total comes to <b>\$$total</b>. </p>\n'; ?>