要在PHP中添加“音频标记播放器中的删除选项”,你需要完成以下几个步骤:
首先,你需要一个数据库表来存储音频标记。例如:
CREATE TABLE audio_marks (
id INT AUTO_INCREMENT PRIMARY KEY,
audio_id INT NOT NULL,
mark_time FLOAT NOT NULL,
mark_text TEXT,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);
创建一个PHP脚本来处理标记的添加和删除。
<?php
// 连接数据库
$pdo = new PDO('mysql:host=localhost;dbname=your_database', 'username', 'password');
// 添加标记
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['mark_time']) && isset($_POST['mark_text'])) {
$stmt = $pdo->prepare("INSERT INTO audio_marks (audio_id, mark_time, mark_text) VALUES (?, ?, ?)");
$stmt->execute([$_POST['audio_id'], $_POST['mark_time'], $_POST['mark_text']]);
}
// 删除标记
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['delete_id'])) {
$stmt = $pdo->prepare("DELETE FROM audio_marks WHERE id = ?");
$stmt->execute([$_POST['delete_id']]);
}
?>
创建一个简单的HTML表单来添加和删除标记。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Audio Mark Player</title>
</head>
<body>
<form method="post" action="">
<input type="hidden" name="audio_id" value="1">
<label for="mark_time">Time:</label>
<input type="text" id="mark_time" name="mark_time">
<label for="mark_text">Text:</label>
<input type="text" id="mark_text" name="mark_text">
<button type="submit">Add Mark</button>
</form>
<ul>
<?php
$stmt = $pdo->query("SELECT * FROM audio_marks WHERE audio_id = 1");
foreach ($stmt as $row) {
echo "<li>Time: {$row['mark_time']} - Text: {$row['mark_text']} <form method='post' action=''><input type='hidden' name='delete_id' value='{$row['id']}'><button type='submit'>Delete</button></form></li>";
}
?>
</ul>
</body>
</html>
通过以上步骤,你应该能够在PHP中成功添加并管理音频标记播放器中的删除选项。
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