G.P.Bhamra

 Using Object-Oriented PHP with a database class is an excellent choice for modularity, reusability, and clean code. Below is a detailed explanation and a full implementation covering CRUD (Create, Read, Update, Delete) operations, along with WHERE , ORDER BY , and other conditions. Step 1: Create a Database Class Here’s a simple and reusable Database class: <?php class Database { private $conn; public function __construct($host, $user, $pass, $dbname) { $this->conn = new mysqli($host, $user, $pass, $dbname); // Check for connection errors if ($this->conn->connect_error) { die("Connection failed: " . $this->conn->connect_error); } } // INSERT Method public function insert($table, $data) { $columns = implode(", ", array_keys($data)); $values = implode("', '", array_map([$this->conn, 'real_escape_string'], array_values($data))); ...