[JavaScript][Resolved] Check a number if it is an integer

<script>
console.log(isInt(2.2));
console.log(isInt(2));
console.log(isInt(-4));
console.log(isInt(0.22));

function isInt(num){
    if(num % 1 === 0) return true;
    return false;
}
</script>
Result:

Reference:
https://stackoverflow.com/questions/14636536/how-to-check-if-a-variable-is-an-integer-in-javascript