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isPrime(number)
primes = getPrimes(number)
function isPrime (n) {
if (n < 2) return false;
// number is prime if it is not divisible
// by any number less than or equal to its square root
const sqrtN = Math.sqrt(n);
for (let i = 2; i <= sqrtN; i++) {
if (n % i == 0) {
return false;
}
}
return true;
}
function getPrimes(limit) {
let primes = [];
for(let n = 0; n < limit; n++) {
if( isPrime(n)) {
primes.push(n);
}
}
return primes;
}
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
