From the course: Learning App Building with Vanilla JavaScript
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JavaScript events - JavaScript Tutorial
From the course: Learning App Building with Vanilla JavaScript
JavaScript events
- You can write all the down manipulation code you want but a web app doesn't become interactive without making it respond to events. To do that whether with a library of frame work or with vanilla java script we have to do three things. First we have to select the element that we want a user to be able to interact with. Second we have to specify what specific event should trigger the interaction. Like load for a page or click for a button. Finally we need to specify what should happen in response to the event. In jQuery we use a jQuery selector to select the element. Then we chain the on method passing the event name followed by either a function call or an anonymous function containing the code that should run. Vanilla Java script supports a few different ways to specify code to respond to an event on a specific element. The best way to do this is using an event listener. We start by using vanilla java script method to select the element we want to listen to. I find query selector…
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