Entry

How can I check whether an integer is even?

How can I check whether an integer is odd?

Mar 24th, 2000 10:10
Martin Honnen,

Use the modulo operator % to check
  n % 2 == 0

function isEven (n) {
  return n % 2 == 0;
}
function isOdd (n) {
  return n % 2 != 0;
}


Examples

alert(isEven(10))
alert(isOdd(10))