Javascript Events
Master JavaScript Events: Learn to make your application interactive by handling user actions like clicks, keyboard input, mouse movement, and window resizing. Explore onClick events, dynamically change CSS, retrieve event target values, and implement features like counters and onLoad actions.
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Skill level
BEGINNER
Time to complete
8 hours
Access
Free
Prerequisites
None
<span style="font-weight: 700;"><span><span style="font-size: 1.5rem;">About this exercise</span></span></span>
About this exercise
Syllabus
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Welcome to JavaScript Events!
Get an overview of JavaScript events, including onClick, event targets, and changing CSS when the page loads.
Alert onclick
Add a click event listener to the second button using the onclick property so it runs the same function as the first button.
onclick Hello World
Practice creating an event listener using the onclick property to trigger a function when a button is clicked.
Sum Values
Practice building a listener that sums the values of two inputs and displays the result in a third, using parseInt to avoid string concatenation.
Hide onclick
Practice hiding a DOM element by setting the style.display property to the correct value inside the myEventListener function.
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