<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>双色球抽奖php</title>
</head>
<body>
<?php
// 1. 生成1-33个红球
$arr = range(1,33);
// 2. 从33个红球中随机取出6个
shuffle($arr);
$res = array_slice($arr, 0, 6);
sort($res);
// 3. 生成一个蓝球, 并追加到中奖数组中
$blue = rand(1,16);
array_push($res,$blue);
// 4. 将中奖号码显示到页面中
echo '<div class ="box">';
foreach ($res as $value) {
printf('<div>%s</div>',$value);
}
echo '</div>';
?>
<!-- 双色球CSS样式 -->
<style>
.box {
display: grid;
grid-template-columns: repeat(auto-fill, 45px);
grid-auto-rows: 45px;
gap: 5px;
}
.box>div {
font-size:22px;
border-radius: 50%;
display: grid;
place-items: center;
background-color: red;
color: white;
box-shadow: 2px 2px 2px #666;
}
.box>div:last-of-type {
background-color: blue;
}
</style>
</body>
</html>
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