JSFiddle - React, Tailwind, and code Playground

by deepak sisodiya

JavaScript

// Javascript array map() method to sum array

var alert  = function (str) {
        var st = document.createTextNode(str);
        var p = document.createElement('p');
        p.appendChild(st);
        document.querySelector('body').appendChild(p);
}

var number = [2,5,8,11]

var sum = 0;
var result = number.map(function(value, index, array){
    sum = sum + value;
})

alert(sum)