Javascript - Prime Numbers

Prime Numbers

HTML

<div id="results"/>

CSS

body{
    margin:10px;
}

.pass{
  color:green;
}

.fail{
  color:red;
  text-decoration:line-through;
}

JavaScript

/* function isprime(n){
if(n%2==0) 
{return "no prime number";}
else { return "prime number"}
}

console.log(isprime(30)); */
 
function isPrime(value) {
   var primenumber = false;
    for(var i = 2; i < value; i++) {
  
        if(value % i === 0) {
           
             primenumber = true;
        }
     
    }
    //return value > 1;
  if(primenumber === false){
  
  console.log(i)
  }
}