JavaScript Archives — XaviScript - Technologist & Human

Filter A HTML string for title and meta tags

By xavisPosted on 15 January, 2016Posted in JavaScriptNo Comments

This week I’ve worked in a little project where I need to get a website title and meta description to autofill the site details on a user’s favourite sites. To achieve this, my site makes an HTTP request to a URL like “http://google.com” and return to the browser that site’s full HTML code which I […]

Map and Reduce functions in JavaScript

By xavisPosted on 22 December, 2015Posted in JavaScriptTagged array, arrays, example, javsacript, map, reduce, script, tutorialNo Comments

Hi everyone, today I’m going to explain how to use two of the greatest functions to work with arrays in JavaScript: reduce and map. So let’s go to the example. Array.prototype.map (callback [, thisArg]) Map is a function that allow us creating a new array result of operate with other array elements. The resulting array […]