JavaScript
A resourceful newsletter featuring the latest and most important news, articles, books and updates in the world of #javascript π Don't miss our Quizzes! Let's chat: @nairihar
Show moreπ Analytical overview of Telegram channel JavaScript
Channel JavaScript (@javascript) in the English language segment is an active participant. Currently, the community unites 31 090 subscribers, ranking 4 201 in the Technologies & Applications category and 12 866 in the India region.
π Audience metrics and dynamics
Since its creation on Π½Π΅Π²ΡΠ΄ΠΎΠΌΠΎ, the project has demonstrated rapid growth, gathering an audience of 31 090 subscribers.
According to the latest data from 29 September, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -171 over the last 30 days and by -15 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 6.01%. Within the first 24 hours after publication, content typically collects 2.08% reactions from the total number of subscribers.
- Post reach: On average, each post receives 1 869 views. Within the first day, a publication typically gains 646 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 4.
- Thematic interests: Content is focused on key topics such as javascript, console.log(gen.next().value, processdata, remix, acc.
π Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
βA resourceful newsletter featuring the latest and most important news, articles, books and updates in the world of #javascript π Don't miss our Quizzes!
Let's chat: @nairiharβ
Thanks to the high frequency of updates (latest data received on 30 September, 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 recursiveReverseString(str) {
return str === "" ? str : recursiveReverseString(str.substr(1)) + str[0];
}
const result = recursiveReverseString("hello");
console.log(result);
function recursiveBinarySearch(arr, target, start = 0, end = arr.length - 1) {
if (start > end) {
return -1;
}
const mid = Math.floor((start + end) / 2);
if (arr[mid] === target) {
return mid;
} else if (arr[mid] < target) {
return recursiveBinarySearch(arr, target, mid + 1, end);
} else {
return recursiveBinarySearch(arr, target, start, mid - 1);
}
}
const result = recursiveBinarySearch([1, 2, 3, 4, 5, 6, 7, 8, 9], 6);
console.log(result);
function recursivePalindromeCheck(str) {
if (str.length <= 1) {
return true;
}
return str[0] === str[str.length - 1] && recursivePalindromeCheck(str.slice(1, -1));
}
const result = recursivePalindromeCheck("radar");
console.log(result);
function recursiveFibonacci(n) {
return n <= 1 ? n : recursiveFibonacci(n - 1) + recursiveFibonacci(n - 2);
}
const result = recursiveFibonacci(6);
console.log(result);
const fetchData = async (id) => {
return new Promise((resolve) => {
setTimeout(() => resolve(`Data for ID ${id}`), 100);
});
};
const ids = [1, 2, 3];
async function complexAsyncFetch(ids) {
const result = await ids.reduce(async (acc, id) => {
const data = await fetchData(id);
const currentResult = await acc;
currentResult.push(data);
return currentResult;
}, Promise.resolve([]));
console.log(result);
}
complexAsyncFetch(ids);
async function asyncQuiz() {
console.log("Start");
const promise1 = new Promise((resolve) => {
setTimeout(() => resolve("Promise 1"), 1000);
});
const promise2 = new Promise((resolve) => {
setTimeout(() => resolve("Promise 2"), 500);
});
console.log(await promise1);
console.log(await promise2);
console.log("End");
}
asyncQuiz();await in modules and its REPL, as well as support for some cutting edge JS features (changelog).
FABRICE BELLARD
const matrix = [
[1, 2, 3],
[4, 5, 6],
[7, 8, 9],
];
async function complexMatrixOperation(matrix) {
const result = await Promise.all(matrix.map(async row => {
return await Promise.all(row.map(async num => {
if (num % 2 === 0) {
return await new Promise(resolve => setTimeout(() => resolve(num * 3), 200));
} else {
return await new Promise(resolve => setTimeout(() => resolve(num * 2), 100));
}
}));
}));
console.log(result);
}
complexMatrixOperation(matrix);