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workerman-redis-sIsMember
发布时间:2021-12-29 21:40:42编辑:雪饮阅读()
sIsMember
判断成员元素是否是集合的成员。
如果成员元素是集合的成员返回 1 。 如果成员元素不是集合的成员,或 key 不存在返回 0 。如果key对应的不是集合类型,则返回false。
实例:
<?php
use Workerman\Worker;
use Workerman\Redis\Client;
use Workerman\Connection\TcpConnection;
use Workerman\Timer;
require_once __DIR__ . '/vendor/autoload.php';
$worker = new Worker('http://0.0.0.0:6161');
global $offset;
$worker->onWorkerStart = function() {
global $offset;
$offset=0;
};
$worker->onMessage = function(TcpConnection $connection, $data) {
$redis = new Client('redis://127.0.0.1:6379');
$redis->sAdd('key1' , 'member1');
$redis->sAdd('key1' , 'member2');
$redis->sAdd('key1' , 'member3');
$redis->sMembers("key1",function($r){
var_dump($r);
});
$redis->sIsMember('key1', 'member1', function ($r) {
//true
var_dump($r);
});
};
Worker::runAll();
实例运行并有http访问时:
[root@localhost workerman]# php index.php start
Workerman[index.php] start in DEBUG mode
----------------------------------------- WORKERMAN -----------------------------------------
Workerman version:4.0.26 PHP version:7.3.31
------------------------------------------ WORKERS ------------------------------------------
proto user worker listen processes status
tcp root none http://0.0.0.0:6161 1 [OK]
---------------------------------------------------------------------------------------------
Press Ctrl+C to stop. Start success.
array(8) {
[0]=>
string(4) "val1"
[1]=>
string(7) "member1"
[2]=>
string(4) "val2"
[3]=>
string(4) "val5"
[4]=>
string(4) "val4"
[5]=>
string(7) "member2"
[6]=>
string(7) "member3"
[7]=>
string(4) "val3"
}
int(1)
关键字词:workerman,redis,sIsMember