/**
* 递减
* @param string $key 键名
* @param int $step 递减步长
* @return int|false 递减后的值,失败返回false
*/
public function decr($key, $step = 1)
{
if (!is_int($step)) {
return false;
}
try {
return $this->handler->incrBy($key, -$step);
} catch (RedisException $ex) {
self::exception($ex);
//连接状态置为false
$this->isConnected = false;
}
return false;
}
