lpop 移出并获取列表的第一个元素

返回并删除列表的第一个元素。
Parameters:
string $key
Returns:
如果命令执行成功，失败时BOOL FALSE(空列表)
Declared in: Redis
Links: https://redis.io/commands/lpop
Source:
S:/Software/JetBrains/PHPStorm/App/PhpStorm-2020.2.1.win/plugins/php/lib/php.jar!/stubs/redis/Redis.php
lPop 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->rPush('list_test','value1');
$ret['exec'][]=$redis->rPush('list_test','value2');
$ret['exec'][]=$redis->rPush('list_test','value3');
$ret['exec'][]=$redis->rPush('list_test','value4');
$ret['exec'][]=$redis->rPush('list_test','value5');
$ret['src'][]=$redis->lRange('list_test',0,-1);
$ret['cmd']=$redis->lPop('list_test');
$ret['src'][]=$redis->lRange('list_test',0,-1);
print_r($ret);
?>

返回值:

Array
(
    [exec] => Array
        (
            [0] => 1
            [1] => 2
            [2] => 3
            [3] => 4
            [4] => 5
        )
    [src] => Array
        (
            [0] => Array
                (
                    [0] => value1
                    [1] => value2
                    [2] => value3
                    [3] => value4
                    [4] => value5
                )
            [1] => Array
                (
                    [0] => value2
                    [1] => value3
                    [2] => value4
                    [3] => value5
                )
        )
    [cmd] => value1
)