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JavaScript

Harshavardhan Gangavarapu
Harshavardhan Gangavarapu
13,727 Points
Posted by Harshavardhan Gangavarapu
Harshavardhan Gangavarapu
13,727 Points

Error in code. help me

<!DOCTYPE html>
<html>
  <head>
    <title>JavaScript and the DOM</title>
    <link rel="stylesheet" href="css/style.css">
  </head>
  <body>
    <h1 id="myHeading">JavaScript and the DOM</h1>
    <p>Making a web page interactive</p>
    <input type="text" id="myTextInput">
    <input type = "text" id = "myColorInput">
    <button id="myButton">Change color</button>
    <button id = "backgroundColor">Change background color</button>
    <script src="app.js"></script>
  </body>
</html>

const myHeading = document.getElementById('myHeading');
const myTextInput = document.getElementById('myTextInput');
const myButton = document.getElementById('myButton');
const backgroundColor = document.getElementById('backgroundColor');
myButton.addEventListener('click', () => {
                            myHeading.style.color = myTextInput.value;
                           });
backgroundColor.addEventListener('click', () => {
                                  myHeading.style.background-color = myColorInput.value;
                                 });

Error: Uncaught ReferenceError: Invalid left-hand side in assignment

1 Answer

Emmanuel C
Emmanuel C
10,636 Points
Emmanuel C
Emmanuel C
10,636 Points

Hey,

myHeading.style.background-color //doesnt exist
myHeading.style.backgroundColor //does exist

That error means that the compiler thinks youre trying to assign whats on the left side of the '=' operator into the right side variable.