JavaScript Program to Print All Prime Numbers in an Interval

in #waiviodev2 years ago
// program to print prime numbers between the two numbers
// take input from the user
const lowerNumber = parseInt(prompt('Enter lower number: '));
const higherNumber = parseInt(prompt('Enter higher number: '));
console.log(`The prime numbers between ${lowerNumber} and ${higherNumber} are:`);
// looping from lowerNumber to higherNumber
for (let i = lowerNumber; i <= higherNumber; i++) {
    let flag = 0;
    // looping through 2 to user input number
    for (let j = 2; j < i; j++) {
        if (i % j == 0) {
            flag = 1;
            break;
        }
    }
    // if number greater than 1 and not divisible by other numbers
    if (i > 1 && flag == 0) {
        console.log(i);
    }
}

#code

#js

#learning