90 lines
2.6 KiB
PHP
Executable File
90 lines
2.6 KiB
PHP
Executable File
<?php
|
|
// Database configuration
|
|
$host = 'localhost'; // MySQL server host
|
|
$dbname = 'connectivityDB'; // Database name
|
|
$username = 'kshitij'; // MySQL username
|
|
$password = 'Pass@123'; // MySQL password
|
|
|
|
try {
|
|
// Create a connection
|
|
$conn = new mysqli($host, $username, $password, $dbname);
|
|
|
|
// Check the connection
|
|
if ($conn->connect_error) {
|
|
throw new Exception("Connection failed: " . $conn->connect_error);
|
|
}
|
|
echo "Connected successfully<br>";
|
|
|
|
// CRUD Operations
|
|
|
|
// Create
|
|
function createUser($conn, $name, $email) {
|
|
$stmt = $conn->prepare("INSERT INTO users (name, email) VALUES (?, ?)");
|
|
$stmt->bind_param("ss", $name, $email);
|
|
if ($stmt->execute()) {
|
|
echo "New user created successfully<br>";
|
|
} else {
|
|
echo "Error: " . $stmt->error . "<br>";
|
|
}
|
|
$stmt->close();
|
|
}
|
|
|
|
// Read
|
|
function readUsers($conn) {
|
|
$result = $conn->query("SELECT * FROM users");
|
|
if ($result->num_rows > 0) {
|
|
while ($row = $result->fetch_assoc()) {
|
|
echo "ID: " . $row["id"] . " - Name: " . $row["name"] . " - Email: " . $row["email"] . "<br>";
|
|
}
|
|
} else {
|
|
echo "No users found.<br>";
|
|
}
|
|
}
|
|
|
|
// Update
|
|
function updateUser($conn, $id, $name, $email) {
|
|
$stmt = $conn->prepare("UPDATE users SET name = ?, email = ? WHERE id = ?");
|
|
$stmt->bind_param("ssi", $name, $email, $id);
|
|
if ($stmt->execute()) {
|
|
echo "User updated successfully<br>";
|
|
} else {
|
|
echo "Error: " . $stmt->error . "<br>";
|
|
}
|
|
$stmt->close();
|
|
}
|
|
|
|
// Delete
|
|
function deleteUser($conn, $id) {
|
|
$stmt = $conn->prepare("DELETE FROM users WHERE id = ?");
|
|
$stmt->bind_param("i", $id);
|
|
if ($stmt->execute()) {
|
|
echo "User deleted successfully<br>";
|
|
} else {
|
|
echo "Error: " . $stmt->error . "<br>";
|
|
}
|
|
$stmt->close();
|
|
}
|
|
|
|
// Example usage of CRUD operations
|
|
createUser($conn, "John Doe", "john@example.com");
|
|
createUser($conn, "Jane Smith", "jane@example.com");
|
|
echo "<br>All Users:<br>";
|
|
readUsers($conn);
|
|
updateUser($conn, 1, "John Updated", "john.updated@example.com"); // Update user with ID 1
|
|
echo "<br>All Users after update:<br>";
|
|
readUsers($conn);
|
|
deleteUser($conn, 2); // Delete user with ID 2
|
|
echo "<br>All Users after deletion:<br>";
|
|
readUsers($conn);
|
|
|
|
} catch (Exception $e) {
|
|
echo "Error: " . $e->getMessage();
|
|
} finally {
|
|
// Close the connection
|
|
if (isset($conn)) {
|
|
$conn->close();
|
|
}
|
|
}
|
|
?>
|
|
|