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

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印度13 579 技术与应用4 382...

📈 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 31 441 名订阅者，在 技术与应用 类别中位列第 4 382，并在印度地区排名第 13 579 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 31 441 名订阅者。

根据 12 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 -211，过去 24 小时变化为 -26，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 6.22%。内容发布后 24 小时内通常能获得 2.53% 的反应，占订阅者总量。
帖子覆盖： 每篇帖子平均可获得 1 955 次浏览，首日通常累积 794 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 13 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。

31 441

订阅者

-2624 小时

-807 天

-21130 天

1 955

帖子浏览量

~ 79424 小时

~ 1 04248 小时

6.22%

参与率

~ 2

每日帖子数

Ads index

beta

帖子存档

31 446

🤟 Node.js v25.4.0 is out! • require(esm) now stable and a new CLI flag: --require-module • Module compile cache now stable • http.setGlobalProxyFromEnv() added • Multiple APIs promoted to stable (heapsnapshot, build snapshot, `v8.queryObjects`) • Root CAs updated to NSS 3.117 • Several semver-minor improvements across events, module, stream, process, util Rafael Gonzaga

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

const obj = {
  value: 42,
  [Symbol.toPrimitive](hint) {
    if (hint === 'number') return this.value * 2;
    if (hint === 'string') return `Value: ${this.value}`;
    return this.value + 10;
  }
};

console.log(+obj);
console.log(`${obj}`);
console.log(obj + 5);
console.log(Number(obj));

31 446

A year ago, developer Dimitri Mitropoulos got Doom to run inside TypeScript's type system. Now, he's joined Dillon Mulroy (above) 😉 to walk through the entirety of how it works (in a mere six hours!)

31 446

🔥 The unhinged world of tech in 2026... Fireship

31 446

/batch 5

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

const numbers = [1, 2, 3, 4, 5, 6];

const result = numbers
  .map(x => x * 2)
  .filter(x => x > 6)
  .reduce((acc, x) => {
    console.log(`Processing ${x}, acc: ${acc}`);
    return acc + x;
  }, 0);

console.log(`Final result: ${result}`);

31 446

✌️ Date is out, Temporal is in Temporal is the Date system we always wanted in JavaScript. It's extremely close to being available so Mat Marquis thought it would be a good idea to explain exactly what is better about this new JavaScript date system. Mat “Wilto” Marquis

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

const obj = {
  name: 'Calculator',
  values: [1, 2, 3, 4, 5],
  
  regular: function() {
    return this.values.filter(function(x) {
      return x > 2;
    }).length;
  },
  
  arrow: function() {
    return this.values.filter(x => x > 2).length;
  },
  
  broken: () => {
    return this.values.filter(x => x > 2).length;
  }
};

console.log(obj.regular());
console.log(obj.arrow());
try {
  console.log(obj.broken());
} catch(e) {
  console.log('Error');
}

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

const user = { name: 'Sarah', age: 0 };
const config = { theme: '', debug: false };

const result1 = user.age || 25;
const result2 = user.name && user.name.toUpperCase();
const result3 = config.theme || 'light';
const result4 = config.debug && console.log('Debug mode') || 'disabled';

console.log(result1);
console.log(result2);
console.log(result3);
console.log(result4);

31 446

✌️ Web Dependencies are Broken; Can We Fix Them? Lea, who has worked at the heart of Web Standards for years, delivers a compelling (and educational) call to action about a problem every JavaScript developer has encountered: why is managing dependencies and introducing them into code so unnecessarily messy and what could we do about it? Lea Verou

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

const pipe = (...fns) => (value) => fns.reduce((acc, fn) => fn(acc), value);

const add = (x) => (y) => x + y;
const multiply = (x) => (y) => x * y;
const subtract = (x) => (y) => y - x;

const transform = pipe(
  add(5),
  multiply(3),
  subtract(2)
);

console.log(transform(4));
console.log(transform(0));

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

class Counter {
  #value = 0;
  
  get count() {
    console.log('Getting count');
    return this.#value;
  }
  
  set count(val) {
    console.log('Setting count to', val);
    this.#value = Math.max(0, val);
  }
}

const counter = new Counter();
counter.count = -5;
console.log(counter.count);

31 446

What is the output?

Anonymous voting

31 446

CHALLENGE

function highlight(strings, ...values) {
  return strings.reduce((result, str, i) => {
    const value = values[i] ? `<em>${values[i]}</em>` : '';
    return result + str + value;
  }, '');
}

const name = 'Sarah';
const score = 95;
const message = highlight`Hello ${name}, your score is ${score}!`;
console.log(message);