JSFiddle - React, Tailwind, and code Playground

by masaab algailani

JavaScript

//index Array
var myArray = new Array();
myArray[0] = "Masaab";
//[1] will be undefined
myArray[2] = "Huda";

for(var i = 0; i < myArray.length;i ++){
    alert(myArray[i]);
}

//condensed Array
var condensedArray = new Array("david", 'roger', "marcus");
for(var i = 0; i < condensedArray.length;i ++){
    alert(condensedArray[i]);
}
//all between arrays are undefined
condensedArray[9] ="lock";

for(var i = 0; i < condensedArray.length;i ++){
    alert(condensedArray[i]);
}
//Literal Array my favourite 

var literalArray = ['house', 'door', 'window'];
for(var i = 0; i < literalArray.length;i ++){
    alert(literalArray[i]);
}
//all between arrays are undefined
literalArray[9] ="lock";

for(var i = 0; i < literalArray.length;i ++){
    alert(literalArray[i]);
}