const WebSocket = require("ws"); const ws = new WebSocket(`ws://127.0.0.1:8080`); let objs = [ { url: "https://www.baidu.com" }, { url: "https://www.cnblogs.com" }, { url: "https://www.csdn.net" }, { url: "https://www.oschina.net" } ]; ws.on("open", () => { console.log("connected"); for (let obj of objs) { ws.send(JSON.stringify(obj)); } }); ws.on("message", (data) => { let obj = JSON.parse(data.toString()); console.log("receive msg:", obj); }); ws.on("close", () => console.log("conn closed")); ws.on("error", (err) => console.error("error:", err));