title: Redis coroutine client meta:

  • name: description content: Redis coroutine client,Implemented by swoole coroutine client,Covers the method of redis 99%
  • name: keywords content: swoole|swoole extension|swoole framework|EasySwoole redis| Swoole Redis coroutine client|swoole Redis|Redis coroutine

HyperLog method

Method name Parameter Description Notes
pfAdd $key, $elements Add the specified element to the HyperLogLog. Pass in an indexed array
pfCount $key Returns the cardinality estimate for a given HyperLogLog.
pfMerge $deStKey, array $sourceKeys Combine multiple HyperLogLogs into one HyperLogLog Pass in an indexed array

Instance

  2. go(function () {
  3.     $redis = new \EasySwoole\Redis\Redis(new \EasySwoole\Redis\Config\RedisConfig([
  4.         'host'      => '127.0.0.1',
  5.         'port'      => '6379',
  6.         'auth'      => 'easyswoole',
  7.         'serialize' => \EasySwoole\Redis\Config\RedisConfig::SERIALIZE_NONE
  8.     ]));;
  11.     $key = [
  12.         'hp1',
  13.         'hp2',
  14.         'hp3',
  15.         'hp4',
  16.         'hp5',
  17.     ];
  18.     $redis->del($key[0]);
  19.     $redis->del($key[1]);
  20.     $data = $redis->pfAdd($key[0], [1, 2, 2, 3, 3]);
  21.     var_dump($data);
  23.     $redis->pfAdd($key[1], [1, 2, 2, 3, 3]);
  24.     $data = $redis->pfCount([$key[0], $key[1]]);
  25.     var_dump($data);
  27.     $data = $redis->pfMerge($key[2], [$key[0], $key[1]]);
  28.     var_dump($data);
  29. });