php之redis的应用实例

<?php
// 将消息存于 redis 队列中
$redis = new Redis(&#39;127.0.0.1&#39;, 6379);
$redis->connect();

$weiboInfo = array(
    &#39;uid&#39; => get_uid(),
    &#39;content&#39; => get_content(),
    &#39;timestamp&#39; => time(),
);
$redis->lpush(&#39;weibo_list&#39;, json_encode($weibo_info));
$redis->close();


// 利用 cron 程序遍历 redis 队列进行数据库操作
$redis = new Redis(&#39;127.0.0.1&#39;, 6379);
$redis->connect();
$weibo = new Weibo();
while (true) {
    if ($redis->lsize(&#39;weibo_list&#39;) > 0) {
        $info = json_decode($redis->rpop(&#39;weibo_list&#39;));
        $weibo->post($info->uid, $info->content, $info->timestamp);
    } else {
        sleep(1);
    }
}
$redis->close();