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mikkame/accordion.php

Created February 29, 2020 08:38
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accordion.php
<?php
$max_animate_count = 10;
function e($s)
{
echo htmlspecialchars($s);
}
?>
<html>
<head>
<?php if(isset($_GET['frame']) && $_GET['frame'] < $max_animate_count && 0 < $_GET['frame'] ): ?><meta http-equiv="refresh" content="0.1;URL=http://<?php e($_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH).'?'.http_build_query(array_merge($_GET,['frame' => $_GET['frame']+ (isset($_GET['d']) && $_GET['d'] === 'close' ? -1 : 1) ])));?>" />
<?php endif; ?>
</head>
<body>
<div style="border: solid 1px black; height:">
<?php if(!isset($_GET['frame']) || $_GET['frame'] === '0'): ?>
<a href="?d=open&frame=1" style="">開く</a>
<?php else: ?>
<a href="?d=close&frame=9" style="">閉じる</a>
<?php endif; ?>
<ul style="height: <?php e($_GET['frame']*10); ?>px;overflow: hidden;background: lightgray;margin: 0">
<li>トップ</li>
<li>アバウト</li>
<li>プライバシーポリシー</li>
<li>クソアプ</li>
</ul>
</div>
</body>
</html>
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