Coders familiar with JavaScript would probably note that the former two languages just do not have the same robust functionality as the third. This may be because, as Mozilla says, “JavaScript is a full-fledged programming language.” By contrast, HTML is merely a markup language, and CSS a style sheet language. I had a surprisingly hard time finding an entry-level source for JavaScript like the ones I found for HTML and CSS. But I wanted to at least be able to follow along, so I went looking for a glossary of terms. Personally, I found this part of the video difficult to follow, as it seems to assume a familiarity with JavaScript that I do not possess. Instead he jumps straight into the code itself, using terms like event, function, and variable without defining them. As a result, he spends little to no time reviewing the basics of the script for our benefit. ![]() ![]() Now, Labrecque’s course is listed as “Intermediate” level. Labrecque uses JavaScript to impart functionality to the buttons he created. Without the JavaScript code, the buttons (and the progress bar) may look good, but they don’t actually do anything. But he ultimately “wires up” the buttons using JavaScript. ![]() In Joseph Labrecque’s LinkedIn Learning video Learning Web Audio and Video, he uses HTML to add custom buttons to his video.
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