<?php
/*
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*/
/**
* Description of sets_diff_inter_union
* 差集运算、交集运算以及并集运算
* @author changdi
*/
require "../shared.php";
$predis = new Predis\Client($single_server);
var_dump($predis->sadd('skey1', 'a', 'b', 'c', 'd'));
var_dump($predis->sadd('skey2', 'c', 'd', 'e', 'f'));
var_dump($predis->sdiff('skey1', 'skey2'));
//差集
var_dump($predis->sinter('skey1', 'skey2'));
//并集
var_dump($predis->sunion('skey1', 'skey2'));
//并集