商品促销计算器html
时间: 2023-10-27 12:51:55 浏览: 49
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>商品促销计算器</title>
<style>
body {
font-family: Arial, sans-serif;
background-color: #f2f2f2;
}
h1 {
text-align: center;
margin-top: 50px;
}
form {
width: 500px;
margin: 0 auto;
background-color: #fff;
padding: 20px;
border-radius: 5px;
box-shadow: 0px 0px 10px #ccc;
margin-top: 50px;
margin-bottom: 50px;
}
label {
display: block;
margin-bottom: 10px;
}
input[type="number"] {
width: 100%;
padding: 10px;
border-radius: 5px;
border: none;
box-shadow: 0px 0px 5px #ccc;
margin-bottom: 20px;
}
input[type="submit"] {
background-color: #4CAF50;
color: #fff;
padding: 10px 20px;
border: none;
border-radius: 5px;
cursor: pointer;
transition: background-color 0.3s ease;
}
input[type="submit"]:hover {
background-color: #3e8e41;
}
.result {
background-color: #fff;
padding: 20px;
border-radius: 5px;
box-shadow: 0px 0px 10px #ccc;
margin-top: 50px;
margin-bottom: 50px;
text-align: center;
}
.result h2 {
margin-top: 0;
}
</style>
</head>
<body>
<h1>商品促销计算器</h1>
<form action="" method="post">
<label for="price">商品原价:</label>
<input type="number" name="price" id="price" required>
<label for="discount">折扣:</label>
<input type="number" name="discount" id="discount" required>
<input type="submit" value="计算">
</form>
<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
$price = $_POST["price"];
$discount = $_POST["discount"];
if ($price > 0 && $discount > 0 && $discount <= 100) {
$discount_price = $price * $discount / 100;
$final_price = $price - $discount_price;
echo '<div class="result">';
echo '<h2>促销价:' . $final_price . '元</h2>';
echo '</div>';
} else {
echo '<div class="result">';
echo '<h2>请输入正确的数字</h2>';
echo '</div>';
}
}
?>
</body>
</html>