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JavaScript JavaScript and the DOM (Retiring) Responding to User Interaction Adding an Event Listener

Mickey Odunikan
Mickey Odunikan
7,392 Points

The code challenge won't accept my empty function as a parameter what the correct way to add an empty function

the second parameter is what is giving me the error

const warning = document.getElementById("warning");
let button =  document.querySelector("button");

button.addEventListener('click', => {})
<!DOCTYPE html>
        <title>Adding an Event Listener</title>
    <link rel="stylesheet" href="style.css" />
        <div id="warning">
            Warning: My background should be red!
        <button id="makeItRed">Make It Red!</button>
        <script src="app.js"></script>

2 Answers

Hi Mickey

Remember if you have no parameters/arguments you express an arrow function with empty brackets

const warning = document.getElementById("warning");
let button = document.getElementById("makeItRed");

button.addEventListener("click", () => {