现已上线！2025 年 Telegram 研究 — 年度关键洞察 
JavaScript
前往频道在 Telegram
A resourceful newsletter featuring the latest and most important news, articles, books and updates in the world of #javascript 🚀 Don't miss our Quizzes! Let's chat: @nairihar
显示更多📈 Telegram 频道 JavaScript 的分析概览
频道 JavaScript (@javascript) 英语 语言赛道中的 是活跃参与者。目前社区聚集了 31 453 名订阅者，在 技术与应用 类别中位列第 4 376，并在 印度 地区排名第 13 524 位。
📊 受众指标与增长动态
自 невідомо 创建以来，项目保持高速增长，吸引了 31 453 名订阅者。
根据 15 六月, 2026 的最新数据，频道保持稳定运转。过去 30 天订阅人数变化为 -174，过去 24 小时变化为 16，整体触达仍然可观。
- 认证状态： 未认证
- 互动率 (ER)： 平均受众互动率为 6.21%。内容发布后 24 小时内通常能获得 2.59% 的反应，占订阅者总量。
- 帖子覆盖： 每篇帖子平均可获得 1 952 次浏览，首日通常累积 813 次浏览。
- 互动与反馈： 受众积极参与，单帖平均反应数为 7。
- 主题关注点： 内容集中在 javascript, console.log(gen.next().value, processdata, remix, acc 等核心主题上。
📝 描述与内容策略
作者将该频道定位为表达主观观点的平台：
“A resourceful newsletter featuring the latest and most important news, articles, books and updates in the world of #javascript 🚀 Don't miss our Quizzes!
Let's chat: @nairihar”
凭借高频更新（最新数据采集于 16 六月, 2026），频道始终保持新鲜度与高覆盖。分析显示受众积极互动，使其成为 技术与应用 类别中的关键影响点。
31 453
订阅者
+1624 小时
-137 天
-17430 天
帖子存档
31 455
⭐ A fantastic introduction to latency in IO devices (above) over on the PlanetScale blog, complete with very useful interactive diagrams built in JavaScript.
31 455
CHALLENGE
const ws = new WeakSet();
const obj1 = { id: 1 };
const obj2 = { id: 2 };
ws.add(obj1);
ws.add(obj2);
ws.delete(obj1);
const obj3 = { id: 2 };
console.log([
ws.has(obj2),
ws.has(obj1),
ws.has(obj3),
ws.has({ id: 2 })
]);31 455
🔎 Node Modules Inspector
A tool that runs pnpm inside your browser, “installs” a package, then analyzes its dependencies. This can be useful for analyzing packages you already use, but also for simplifying your own projects, as 11ty’s Zach Leatherman did here.
Anthony Fu
31 455
CHALLENGE
function outer() {
let x = 10;
function inner() {
console.log(x);
if(true) {
let x = 20;
console.log(x);
}
console.log(x);
}
inner();
}
outer();31 455
👍 PGlite: Run Postgres in WebAssembly
PGlite packages a WASM build of Postgres into a TypeScript library that can be run directly from Node.js (or Bun, Deno, and even the browser) and it’s only a few megabytes in size.
ElectricSQL / Neon
31 455
CHALLENGE
const userMap = new WeakMap();
const user1 = { name: 'Alice' };
const user2 = { name: 'Bob' };
userMap.set(user1, { visits: 10 });
userMap.set(user2, { visits: 5 });
// Later in the code...
const entries = [];
for (const obj of [user1, null, user2]) {
if (obj !== null && userMap.has(obj)) {
entries.push(userMap.get(obj).visits);
}
}
console.log(entries.reduce((sum, visits) => sum + visits, 0));
31 455
CHALLENGE
const company = {
name: 'TechCorp',
departments: {
engineering: {
head: { name: 'Alice', contact: null },
staff: 50
},
marketing: null
}
};
const engineeringContact = company.departments.engineering.head.contact;
const marketingHead = company.departments.marketing?.head?.name;
const financeStaff = company?.departments?.finance?.staff ?? 'Not available';
console.log(`${engineeringContact} - ${marketingHead} - ${financeStaff}`);
31 455
CHALLENGE
function Animal(name) {
this.name = name;
}
Animal.prototype.speak = function() {
return `${this.name} makes a noise`;
};
function Dog(name) {
Animal.call(this, name);
}
Dog.prototype = Object.create(Animal.prototype);
Dog.prototype.constructor = Dog;
Dog.prototype.speak = function() {
return `${this.name} barks`;
};
const animal = new Animal('Animal');
const dog = new Dog('Rex');
console.log(dog instanceof Animal);
31 455
CHALLENGE
const user = {
profile: {
name: "Alice",
settings: null
},
getPreferences() {
return this.profile.settings?.theme || "default";
}
};
const admin = {
profile: {
name: "Admin"
},
getPreferences() {
return this.profile.settings?.theme || "default";
}
};
console.log(user.getPreferences());
console.log(admin.getPreferences());
console.log(user.profile.extra?.id?.toString());31 455
✌️ A Report on How the Web is Really Using JavaScript
Each year, the HTTP Archive puts together the Web Almanac, a report on the ‘state of the Web’. The JavaScript section has just gone live and goes into depth on how much JS we’re using (or failing to use!), the popularity of TypeScript, loading methods, Web Worker use, and, yes, jQuery still leads the way!
HTTP Archive
