PHP数据库操作
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PHP连接Redis数据库实例
PHP连接Redis数据库实例：
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384<?phpclass RedisConnect{/*** Redis的ip* @var string*/const REDISHOSTNAME = "127.0.0.1";/*** Redis的port* @var int*/const REDISPORT = 6379;/*** Redis的超时时间* @var int*/const REDISTIMEOUT = 0;/*** Redis的password* @var unknown_type*/const REDISPASSWORD = "ehualu";/*** Redis的DBname* @var int*/const REDISDBNAME = 12;/*** 类单例* @var object*/private static $instance;/*** Redis的连接句柄* @var object*/private $redis;/*** 私有化构造函数，防止类外实例化* @param unknown_type $dbnumber*/private function __construct (){// 链接数据库$this->redis = new Redis();$this->redis->connect(self::REDISHOSTNAME, self::REDISPORT, self::REDISTIMEOUT);$this->redis->auth(self::REDISPASSWORD);$this->redis->select(self::REDISDBNAME);}/*** 私有化克隆函数，防止类外克隆对象*/private function __clone (){}/*** 类的唯一公开静态方法，获取类单例的唯一入口* @return object*/public static function getRedisInstance (){if (! (self::$instance instanceof self)) {self::$instance = new self();}return self::$instance;}/*** 获取redis的连接实例* @return Redis*/public function getRedisConn (){return $this->redis;}/*** 需要在单例切换的时候做清理工作*/public function __destruct (){self::$instance->redis->close();self::$instance = NULL;}}?>
