Page 117 - Nodejs 교과서 개정2판

$ node worker_data
from worker 101
from worker 102
job done

੉ߣীח ખ ؊ प੹੸ੋ ৘ઁ۽ ࣗࣻ੄ ѐࣻܳ ҳೞח ੘সਸ ਕழ झۨ٘ܳ ా೧ ೧ࠁѷणפ׮ ࣗࣻܳ ଺ח
੘স਷ ো࢑੉ ݆੉ ٜযоח ؀಴੸ੋ ੘সੑפ׮

ݢ੷ ਕழ झۨ٘ܳ ࢎਊೞ૑ ঋח ৘ઁੑפ׮

prime.js
const min = 2;
const max = 10000000;
const primes = [];

function generatePrimes(start, range) {
let isPrime = true;
const end = start + range;
for (let i = start; i < end; i++) {
for (let j = min; j < Math.sqrt(end); j++) {
if (i !== j && i % j === 0) {
isPrime = false;
break;
}
}
if (isPrime) {
primes.push(i);
}
isPrime = true;
}
}

console.time('prime');
generatePrimes(min, max);
console.timeEnd('prime');
console.log(primes.length);

ࠗఠ ݅ө૑੄ ं੗ ઺ী ࣗࣻо ݽف ݻ ѐ ੓ח૑ܳ ঌইղח ௏٘ੑפ׮ ௏٘ܳ प೯೧ࠁѷणפ׮

콘솔
$ node prime
prime: 8.745s
664579