return even numbers js code example

Example 1: check if number is even javascript

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

Example 2: sum of odd numbers in an array javascript

///sum of odd numbers in an array javascript without loop
var numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];

var evenNumbers = numbers.filter(function(item) {
   return (item % 2 == 0);
});

console.log(evenNumbers);