### 安装 ``` npm install redis ``` ### 初始化 ~~~ const redis = require('redis'); const db = redis.createClient(6379, '127.0.0.1'); db.auth('123456', function () { console.log("密码正确") }); db.on('connect', function () { console.log("redis client connected to server"); }); db.on('ready', function () { console.log("redis server is ready"); }); db.on('error', function (err) { console.log("redis server is error", err); }); ~~~