【thinkphp5操作redis系列教程】字符串类型之exists_深漂小码哥

<?php
namespace app\index\controller;
use Redis;
class Index
{
    public function index()
    {
        $redis = new Redis();
        $redis->connect('127.0.0.1',6379);

        // exists() 判断指定的key是否存在

        $redis->set('name','Rocky');
        echo $redis->exists('name'); //1
        echo $redis->exists('name1'); //0

    }





}
<?php
namespace app\index\controller;
use Redis