Example #1
0
    }
}
?>
	<h1>Trip Cost Calculator</h1>
	<form action="index2.php" method="POST">
		<p>Distance (in miles): <input type="text" name="distance" value="<?php 
if (isset($_POST['distance'])) {
    echo $_POST['distance'];
}
?>
" /></p>
		<p>Ave. Price Per Gallon: <span class="input">
		<?php 
create_gallon_radio('3.00');
create_gallon_radio('3.50');
create_gallon_radio('4.00');
?>
		</span></p>
		<p>Fuel Efficiency: <select name="efficiency">
			<option value="10" <?php 
if (isset($_POST['efficiency']) && $_POST['efficiency'] == '10') {
    echo ' selected="selected"';
}
?>
>Terrible</option>
			<option value="20" <?php 
if (isset($_POST['efficiency']) && $_POST['efficiency'] == '20') {
    echo ' selected="selected"';
}
?>
>Decent</option>
	
<!-- Beginning of HTML form -->
<h1>Trip Cost Calculator</h1>
<form action="3.8_calculator.php" method="post">
	<p>Distance (in miles): <input type="text" name="distance" value="<?php 
if (isset($_POST['distance'])) {
    echo $_POST['distance'];
}
?>
" /></p>
    <!-- sets distance to user-submitted info, once it is entered (sticky form) -->
    <p>Avg. Price per Gallon: <span class="input">
    <?php 
create_gallon_radio('3.00');
create_gallon_radio('4.00');
create_gallon_radio('5.00');
?>
    	
    </span></p>
    <p>Fuel Efficiency: <select name="efficiency">
    	<option value="10"
        <?php 
if (isset($_POST['efficiency']) && $_POST['efficiency'] == '10') {
    echo ' selected="selected"';
}
?>
  >Terrible</option>
        <option value="20"
         <?php 
if (isset($_POST['efficiency']) && $_POST['efficiency'] == '20') {
    echo ' selected="selected"';