How to check a number is prime & How to find prime number within a spesific range

function isPrime(n) {

if(n < 2) return false;

for(let i = 2; i < n; i++){

if(n%i==0){

return false;

}

return true;

}

console.log(isPrime(9));

console.log(isPrime(10));

console.log(isPrime(11));

console.log(isPrime(4));

console.log(isPrime(5));

console.log(isPrime(6));

console.log(isPrime(7));

console.log(isPrime(8));

// function showPrimes(max) {

// for(let i = 2; i <= max; i++){

// if(isPrime(i)){

// console.log(i)

// }

// showPrimes(100);

function isPrime(n) {
    if(n < 2)  return false;
    for(let i = 2; i < n; i++){
    if(n%i==0){
      return false;  
    }
    }
    return true;
}
console.log(isPrime(9));
console.log(isPrime(10));
console.log(isPrime(11));
console.log(isPrime(4));
console.log(isPrime(5));
console.log(isPrime(6));
console.log(isPrime(7));
console.log(isPrime(8));
// function showPrimes(max) {
//     for(let i = 2; i <= max; i++){
//     if(isPrime(i)){
//         console.log(i)
//     }
// }
    
// }
// showPrimes(100);

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How to check a number is prime & How to find prime number within a spesific range

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