/**
* 增加计数
* @param $key
* @param int $expire
* @param int $incrby
* @return bool
*/
function addCount($key, $expire = 86400, $incrby = 1)
{
$key = self::PREFIX . $key;
//增加计数
if ($this->redis->exists($key)) {
return $this->redis->incr($key, $incrby);
} else {
return $this->redis->set($key, $incrby, $expire);
}
}
