JavaScript Program to print all prime numbers between 1 to n

In this program, You will learn how to print all prime numbers between 1 to n in JavaScript.

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while(Condition){
    //Statement
    Increment/Decrement
}

Example: How to print all prime numbers between 1 to n

let n = parseInt(prompt("Enter a number:"));

for (j = 2; j <= n; j++) {
  let p = 1;
  let i = 2;

  while (i < j) {
    if (parseInt(j % i) == 0) {
      p = 0;
      break;
    }
    i++;
  }
  if (p == 1) {
    console.log("Number is prime:" + j);
  }
}

Output:

Enter a number:> 50
Number is prime:2
Number is prime:3
Number is prime:5
Number is prime:7
Number is prime:11
Number is prime:13
Number is prime:17
Number is prime:19
Number is prime:23
Number is prime:29
Number is prime:31
Number is prime:37
Number is prime:41
Number is prime:43
Number is prime:47