Using Javascript's ES6 or node, you can do the following:
<!DOCTYPE html>
<html>
<body>
<div id="test"></div>
<script>
var [a,b,c,d] = [0,1,2,3];
document.getElementById("test").innerHTML = a + b + c + d;
</script>
<div id="test1"></div>
<script>
const person = { name: 'John Doe', age: 23, id: 1 };
let {name, age, id} = person;
document.getElementById("test1").innerHTML = name + age + id;
</script>
<div id="test2"></div>
<script>
let [x, y, z] = Array(3).fill(0);
document.getElementById("test2").innerHTML = x + y + z;
</script>
</body>
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