/**
* Возвращет единственный экземпляр данного класса.
* @return object - объект класса DB
*/
public static function getInstance()
{
if (is_null(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
public static function getInstance()
{
if (!isset(self::$_instance)) {
self::$_instance = new DB();
}
return self::$_instance;
}
public function getInstance()
{
if (self::$_instance === null) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* 单例
* @return instance
*/
public static function instance()
{
if (self::$_instance === NULL) {
self::$_instance = new self();
}
return self::$_instance;
}
static function singleton()
{
if (!self::$_instance instanceof self) {
self::$_instance = new self();
}
return self::$_instance;
}
public static function GetConn()
{
if (self::$_instance == null) {
self::$_instance = new Database();
}
return self::$_instance->GetConn();
}
public static function unsetInstance()
{
self::getInstance()->type = NULL;
self::getInstance()->_adapter->closeConnection();
self::getInstance()->_adapter = NULL;
self::$_instance = NULL;
}
protected static function getInstance()
{
if (!self::$_instance instanceof self) {
self::$_instance = new self();
}
return self::$_instance;
}
public static function getInstance()
{
if (null === self::$_instance) {
self::$_instance = new DB(Config::get('db.host'), Config::get('db.user'), Config::get('db.password'), Config::get('db.db_name'));
}
return self::$_instance;
}
/**
* M�todo que se usa para obtener una �nica instancia del objeto DB.
* Si dicha instancia no existe, la crea. Una vez creada la devuelve.
*
* @return DB Instancia del objeto DB
*/
public static function singleton()
{
if (self::$_instance == null) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Singleton initial.
*/
public static function instance()
{
if (empty(self::$_instance) === true) {
self::$_instance = new self();
}
return self::$_instance;
}
public static function instance($reset = false)
{
if (!isset(self::$_instance) || $reset) {
self::$_instance = new DB();
}
return self::$_instance;
}
public static function getInstance()
{
if (!isset(self::$_instance) || get_class(self::$_instance) !== 'DB') {
self::$_instance = new DB();
}
return self::$_instance;
}
public static function _getInstance()
{
if (!self::$_instance instanceof self) {
self::$_instance = new self();
}
return self::$_instance;
}
public static function connect()
{
if (!isset(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Получаем инстанс
* @static
* @return DB
*/
public static function &getInstance()
{
if (!self::$_instance instanceof DB) {
self::$_instance = new DB();
}
return self::$_instance;
}
/**
* getInstance
*/
protected static function getInstance($file = NULL)
{
if (!isset(self::$_instance)) {
$class = __CLASS__;
self::$_instance = new $class($file);
}
return self::$_instance;
}
public static function getInstance()
{
if (!self::$_instance) {
// If no instance then make one
self::$_instance = new self();
}
return self::$_instance;
}
private static function getInstance()
{
if (self::$_instance == null) {
$class = __CLASS__;
self::$_instance = new $class();
}
return self::$_instance;
}
public static function singleton()
{
if (!isset(self::$_instance)) {
$c = __CLASS__;
self::$_instance = new $c();
}
return self::$_instance->mysql;
}
public static function table($table_name)
{
if (!self::$_instance instanceof DB) {
self::$_instance = new DB();
}
self::$_instance->_table_name = $table_name;
return self::$_instance;
}
static function GetInstance()
{
if (!self::$_instance instanceof self) {
self::$_instance = new self();
self::$_instance->connect();
}
return self::$_instance;
}
/**
* Inicializa la clase en caso de ser necesario
*/
public static function init()
{
if (!self::$_instance instanceof self) {
self::$_instance = new self();
}
//fin if
return self::$_instance;
}
public static function getInstance()
{
//instanceof 判断一个对象是否是这个类的实例
if (!self::$_instance instanceof DB) {
self::$_instance = new DB();
}
return self::$_instance;
}
public static function DBInstance()
{
if (isset(self::$_instance)) {
return self::$_instance;
} else {
}
return self::$_instance = new self();
}
static function getInstance()
{
if (is_null(self::$_instance)) {
self::$_instance = new self();
self::$_instance->setDbName();
}
return self::$_instance;
}
public static function getInstance()
{
//Checks if instance already created else creates a new Instance
if (!isset(self::$_instance)) {
self::$_instance = new DB();
}
return self::$_instance;
}
public static function getInstance()
{
if (self::$_instance === NULL) {
require_once '../private/inc.db.php';
// call constructor and assign instance
self::$_instance = new self($dsn, $user, $password);
}
return self::$_instance;
}
public static function getInstance()
{
//if the instance isn't set then create an new instance
if (!isset(self::$_instance)) {
self::$_instance = new DB();
}
//else return the instance
return self::$_instance;
}
public static function getInstance()
{
if (!isset(self::$_instance)) {
//if instance of PDO connection doesn't exist
self::$_instance = new DB();
//create a new one
}
return self::$_instance;
}
