function getResult4($response)
{
$client = new swoole_redis();
$ip = "127.0.0.1";
$port = 6379;
$client->connect($ip, $port, function (swoole_redis $client, $result) use($response) {
if ($result === false) {
echo "connect to redis server failed\n";
return false;
}
$client->GET('key', function (swoole_redis $client, $result) use($response) {
//echo "get result is :" . $result;
$response->header('Content-Type', 'application/json');
$response->end($result);
});
});
}
