PHP mysql::instance示例

示例#1

文件： mysql.php 项目： jabouzi/contacts

 public static function getInstance()
 {
     if (is_null(self::$instance)) {
         self::$instance = new self();
     }
     return self::$instance;
 }

示例#2

文件： mysql_db_class.php 项目： qingye5786/webstar.v5.0.2

 public static function getInstance($db_host, $db_name, $db_pass, $db_database, $conn, $code)
 {
     if (!isset(self::$instance)) {
         self::$instance = new mysql($db_host, $db_name, $db_pass, $db_database, $conn, $code);
     }
     return self::$instance;
 }

示例#3

文件： mysql.class.php 项目： jeremywong1992/companyBook

 public static function get_instance()
 {
     if (self::$instance == null) {
         self::$instance = new self();
     }
     return self::$instance;
 }

示例#4

文件： mysql.class.php 项目： highestgoodlikewater/filmSpider

 public static function getInstance()
 {
     if (self::$instance == NULL) {
         self::$instance = new self();
     }
     return self::$instance;
 }

示例#5

文件： mysql.class.php 项目： neilchou/phpbase

 /**
  * [getIns 获取单例]
  * @return [type] [description]
  */
 public static function getDbIns()
 {
     if (self::$instance instanceof self) {
         return self::$instance;
     }
     return self::$instance = new self();
 }

示例#6

文件： mysql.class.php 项目： Git-Host/sms

 public static function i($connection = '')
 {
     if (!isset(self::$instance)) {
         list($host, $user, $pass, $db) = explode(':', $connection);
         self::$instance = new mysql();
         self::$instance->connect($host, $user, $pass, $db);
     }
     return self::$instance;
 }

示例#7

文件： mysql.class.php 项目： rainbow88/hummel

 /**
  * 单例模式
  */
 public static function getInstance($params)
 {
     if (!self::$instance) {
         self::$instance = new self($params);
     }
     return self::$instance;
 }