JavaScript
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
Show more📈 Analytical overview of Telegram channel JavaScript
Channel JavaScript (@javascript) in the English language segment is an active participant. Currently, the community unites 31 291 subscribers, ranking 4 213 in the Technologies & Applications category and 13 196 in the India region.
📊 Audience metrics and dynamics
Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 31 291 subscribers.
According to the latest data from 01 August, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -27 over the last 30 days and by -9 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 6.82%. Within the first 24 hours after publication, content typically collects 2.48% reactions from the total number of subscribers.
- Post reach: On average, each post receives 2 133 views. Within the first day, a publication typically gains 775 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 6.
- Thematic interests: Content is focused on key topics such as javascript, console.log(gen.next().value, processdata, remix, acc.
📝 Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
“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”
Thanks to the high frequency of updates (latest data received on 02 August, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
function* inner() {
yield 1;
yield 2;
return 10;
}
function* outer() {
const result = yield* inner();
yield result;
yield 3;
}
const gen = outer();
const a = gen.next().value;
const b = gen.next().value;
const c = gen.next().value;
const d = gen.next().value;
console.log(a, b, c, d);
class Base {
static count = 0;
static #secret;
static {
Base.#secret = 10;
Base.count += 1;
}
static getSecret() {
return Base.#secret;
}
}
class Derived extends Base {
static {
Base.count += 100;
}
}
console.log(Base.count, Derived.count, Base.getSecret());function Animal(name) {
this.name = name;
}
Animal.prototype.speak = function () {
return `${this.name} makes a sound`;
};
function Dog(name) {
Animal.call(this, name);
}
Dog.prototype = Object.create(Animal.prototype);
Dog.prototype.constructor = Dog;
Dog.prototype.speak = function () {
return `${Animal.prototype.speak.call(this)} (bark)`;
};
const d = new Dog('Rex');
console.log(
d.speak(),
d instanceof Animal,
d.constructor === Dog,
Object.getPrototypeOf(d) === Dog.prototype
);
export {};const source = {
_val: 1,
get val() { return this._val; }
};
const copy1 = Object.assign({}, source);
source._val = 100;
const copy2 = { ...source };
copy1._val = 999;
console.log(copy1.val, copy2.val, source.val, copy1._val);const arr = [1, [2, 3], [4, [5, 6]], 7];
const a = arr.flat();
const b = arr.flat(2);
const c = arr.flatMap(x => Array.isArray(x) ? x : [x, x]);
const d = [1, 2, 3].flatMap(x => [[x]]);
console.log(JSON.stringify([a, b, c, d]));const primArr = [1, 2, 3];
const copyArr = [...primArr];
copyArr[0] = 99;
const objArr = [{ x: 1 }, { x: 2 }];
const copyObjArr = [...objArr];
copyObjArr[0].x = 99;
console.log(primArr[0], copyArr[0], objArr[0].x, copyObjArr[0].x);
class Timer {
constructor() { this.seconds = 0; }
start() {
this.tick = () => { this.seconds++; return this.seconds; };
return this.tick;
}
}
const t = new Timer();
const tick = t.start();
const obj = { seconds: 100, tick };
console.log(tick(), obj.tick(), t.seconds);
