?? ? PHP? ????? ??? ? ?? ?? ???? ???? ? ??? ?????? ?? ? ?? ???? ????. ??? ?? ??? ????, ??????? ?? ????, ????? ?? ???? ???? ?? ?????.
? ??????? PHP? MySQL? ???? ??? ? ? ?? ?? ??? ?????. ?? ???? ??? ????, ??, ??? ? ?? ???? ??????? ?? ? ????.
?? ??
??? ???? ?? ?? ??? ?????.
- PHP(?? 7.4 ??)
- MySQL(?? MariaDB)
- XAMPP ?? Laragon? ?? ?? ??
- VS Code? ?? ?? ???
1??: ?? ??
- ?? ??(?: XAMPP)? ?????.
- Apache ? MySQL ???? ?????.
- ? ?? ????(XAMPP? htdocs)? ???? todo_app??? ? ??? ????.
2??: ?????? ??
- phpMyAdmin? ???.
- todo_app??? ? ??????? ????.
- ?? ???? ????? ?? SQL ??? ?????.
sql
CREATE TABLE tasks (
id INT AUTO_INCREMENT PRIMARY KEY,
task VARCHAR(255) NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);
3??: HTML ????? ??
todo_app ??? index.php ??? ??? ?? HTML? ?????.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>To-Do List App</title>
<link rel="stylesheet" href="styles.css">
</head>
<body>
<div>
<hr>
<h2>
Step 4: Handle Adding Tasks
</h2>
<p>Create a new file called <em>add_task.php</em> and add the following code:<br>
</p>
<pre class="brush:php;toolbar:false"><?php
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$task = $_POST['task'];
// Connect to the database
$conn = new mysqli("localhost", "root", "", "todo_app");
// Insert the task into the database
$stmt = $conn->prepare("INSERT INTO tasks (task) VALUES (?)");
$stmt->bind_param("s", $task);
$stmt->execute();
$stmt->close();
$conn->close();
// Redirect back to the main page
header("Location: index.php");
exit();
}
?>
5??: ?? ?? ??
delete_task.php?? ? ??? ????.
<?php
if (isset($_GET['id'])) {
$id = $_GET['id'];
// Connect to the database
$conn = new mysqli("localhost", "root", "", "todo_app");
// Delete the task from the database
$stmt = $conn->prepare("DELETE FROM tasks WHERE id = ?");
$stmt->bind_param("i", $id);
$stmt->execute();
$stmt->close();
$conn->close();
// Redirect back to the main page
header("Location: index.php");
exit();
}
?>
6??: ?? CSS ??(?? ??)
?? ??? styles.css ??? ??? ? ???? ?????.
body {
font-family: Arial, sans-serif;
background-color: #f9f9f9;
color: #333;
margin: 0;
padding: 0;
}
.container {
width: 50%;
margin: 50px auto;
background: #fff;
padding: 20px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
border-radius: 8px;
}
h1 {
text-align: center;
}
form {
display: flex;
justify-content: space-between;
margin-bottom: 20px;
}
form input {
flex: 1;
padding: 10px;
margin-right: 10px;
border: 1px solid #ccc;
border-radius: 4px;
}
form button {
padding: 10px 20px;
background-color: #28a745;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
}
form button:hover {
background-color: #218838;
}
ul {
list-style-type: none;
padding: 0;
}
ul li {
display: flex;
justify-content: space-between;
padding: 10px;
border-bottom: 1px solid #ddd;
}
ul li a {
color: #dc3545;
text-decoration: none;
}
7??: ?????? ??
- ????? ?? http://localhost/todo_app/index.php? ?????.
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