A quick demonstration of using JavaScript to download ad hoc data. - javascript alpinejs
. I thought it would be a great candidate for showing an Alpine version. Let's take a look.
While I won't repeat everything from the previous post, I'll quickly cover how it worked. First, it makes use of theattribute of the anchor tag. This will take a normal link operation and instead ask the browser to download the resource at the URL. To do this with client-side data, you can create an anchor tag withAdding Download Support in an Eleventy SiteIn the original article, I first demonstrated downloading a JSON file.
For the first version, we're going to look at a tabular set of cats. I will not make you scroll past the gratuitous picture of a cat on a table. Heh, I lie:The application begins by simply rendering this into a table. I started off with this HTML:array. Here's the initial JavaScript:Now I'm going to add a download button that will trigger the download process:I then added my handler.
download { let text=JSON.stringify; let filename='cats.json'; let element=document.createElement; element.setAttribute); element.setAttribute; element.click; }, the biggest difference here is creating the data URL string that has the original data encoded into a string. You can test this version yourself here:For the next version, we just need to convert the JSON data to CSV.
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