December 2023
Intermediate to advanced
242 pages
5h 28m
English
Content preview from Text Processing with JavaScript
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| Recipe 14 | Formatting Currencies with Intl.NumberFormat() |
Task
Imagine you run an online shop that delivers products to various countries. You want to display the prices of the items in the currency of the user’s location. So, for example, if a visitor from Canada chooses to view a monitor priced at $499 in U.S. dollars, you want to automatically 1) convert the price from USD to CAD and 2) format the currency according to CAD.
Solution
First, you need to obtain the exchange rate between the U.S. dollar (USD) and the Canadian dollar (CAD). Since the rate can vary constantly, you should use an online API that gives you real-time data for the currencies you want to convert. These services usually require a paid subscription.
In this recipe, we’ll ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.