获取集合的成员数
返回由键标识的集合的基数。
Parameters:
string $key
Returns:
由key标识的集合的基数,如果该集合不存在,则为0。
Declared in: Redis
Links: https://redis.io/commands/scard
Source:
S:/Software/JetBrains/PHPStorm/App/PhpStorm-2020.2.1.win/plugins/php/lib/php.jar!/stubs/redis/Redis.phpsCard
on redis.io
<?php
//连接本地的 Redis 服务
$redis = new Redis();
$redis->connect('10.1.3.15', 6379);
$redis->auth('kuaicdn_redis_passwd');
$redis->flushAll();
$ret['exec'][]=$redis->sAdd('gather_test','1111','22222','33333');
$ret['exec'][]=$redis->sCard('gather_test');
$ret['src'][]=$redis->sMembers('gather_test');
print_r($ret);
?>
返回值: