public static function init() { if (is_null(self::$instance)) { self::$instance = new Conexao(); } return self::$instance; }
public function getInstance() { if (!isset(self::$instance)) { self::$instance = new PDO("mysql:host=localhost;dbname=mestrado", "root", ""); } return self::$instance; }
public function fecharConexao() { if ($this->status) { $this->connection->close(); self::$instance = null; $this->status = false; } }
public static function getInstance() { if (!isset(self::$instance)) { self::$instance = new PDO('mysql:host=localhost;dbname=controle_empresarial', 'root', '', array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8")); self::$instance->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); self::$instance->setAttribute(PDO::ATTR_ORACLE_NULLS, PDO::NULL_EMPTY_STRING); } return self::$instance; }
public static function getInstance() { $host = 'localhost'; $dbname = 'nfe'; $user = '******'; $psw = ''; if (!isset(self::$instance)) { self::$instance = new PDO('mysql:host=' . $host . ';dbname=' . $dbname, $user, $psw, array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8")); self::$instance->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); self::$instance->setAttribute(PDO::ATTR_ORACLE_NULLS, PDO::NULL_EMPTY_STRING); } return self::$instance; }
public static function getInstance() { if (!isset(self::$instance)) { try { self::$instance = new PDO('mysql:host=' . DB_HOST . ';dbname=' . DB_NAME, DB_USER, DB_PASS, array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8")); self::$instance->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); self::$instance->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_OBJ); } catch (PDOException $e) { echo $e->getMessage(); } } return self::$instance; }
/** * Fecha a instancia de conexao ao banco de dados */ public static function close() { if (self::$instance != null) { self::$instance = null; } }