javascript check for undefined
if (typeof myVariable === 'undefined'){
//myVariable is undefined
}javascript check for undefined
if (typeof myVariable === 'undefined'){
//myVariable is undefined
}undefined value check in javascript
function divisors(integer) {
let i, flag = true;
let arr=[];
for(i = 2; i <= integer - 1; i++) {
if (integer % i == 0) {
flag = false;
arr.push(i)
}
}
if (flag == true)
console.log(integer + " is prime");
else
console.log(arr)
}
console.log(divisors(15))Copyright © 2021 Codeinu
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