Primzahlen JavaScript
function isPrime(num) {
for (let i = 2; i * i <= num; i++)
if (num % i === 0)
return false;
return num > 1;
}
TC5550
function isPrime(num) {
for (let i = 2; i * i <= num; i++)
if (num % i === 0)
return false;
return num > 1;
}const array = [-3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13];
function isPrime(num) {
for (let i = 2; num > i; i++) {
if (num % i == 0) {
return false;
}
}
return num > 1;
}
console.log(array.filter(isPrime)); // [2, 3, 5, 7, 11, 13]