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how to store connection object in the constant in php
“how to store connection object in the constant in php” Code Answer
how to store connection object in the constant in php
php by
Wandering Wildebeest
on Jul 08 2020
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<?php include_once('IConnectInfo.php'); class Database implements IConnectInfo { private static $instance = null; private $conn; private $server = IConnectInfo::HOST; private $currentDB = IConnectInfo::DBNAME; private $user = IConnectInfo::UNAME; private $pass = IConnectInfo::PW; private function __construct() { try { $this->conn = new PDO("mysql:host=$this->server;dbname=$this->currentDB", $this->user, $this->pass ); $this->conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); $this->conn->exec('set names utf8'); echo $this->server . " connected successfully" . PHP_EOL; } catch (PDOException $e) { echo "Connection failed: " . $e->getMessage(); die; } } public static function getInstance() { if (!self::$instance) { self::$instance = new Database(); } return self::$instance; } public function getConnection() { return $this->conn; } public function getSelectQueryResult($query = '') { try { $query = $this->conn->prepare($query); $query->execute(); return $query->fetchAll(PDO::FETCH_ASSOC); } catch (PDOException $e) { echo $query . "<br>" . $e->getMessage(); } } }
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