Join three arrays
A simple example of joining three arrays into one array.
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<script>
var cars = ["Lamborghini", "Ferrari"];
var planes = ["A300", "F-16", "Mig-29"];
var ships = ["Titanic", "Speedboat", "Brittanic"];
var vehicles = cars.concat(planes, ships);
console.log(vehicles);
</script>
</body>
</html>