how to check if number is even js code example

Example 1: js even or

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

function isOdd(n) {
   return Math.abs(n % 2) == 1;
}

Example 2: check if number is even javascript

if ( num % 2 == 0) {
	alert('Even Number');
}else{
	alert('Odd Number');
}

Example 3: number is even or odd fucntion in javascript

<!DOCTYPE html>
<html>
<body>
<script>
   var num = 5;
   document.write("Number = "+num+"<br>");
   if(num % 2 == 0) {
      document.write('Number is even!');
   } else {
      document.write('Number is odd!');
   }
</script>
</body>
</html>