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Why Aren't My onClick Events Working in Chrome/Firefox Extensions?

Linda Hamilton
Release: 2024-12-19 03:34:17
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Why Aren't My onClick Events Working in Chrome/Firefox Extensions?

onClick Event Not Functioning in Chrome/Firefox Extensions

Problem:
A .html and .js file work properly when loaded in a regular browser, but when packaged in a Chrome or Firefox extension, the onClick event is nonfunctional.

Solution:
Chrome Extensions and Firefox WebExtensions do not support inline JavaScript.

Approach:

  1. Add an ID to the triggering element (e.g.,
  2. Load popup.js as a separate script in the .html file (e.g., ).
  3. In popup.js, use addEventListener to bind the onClick event:
document.addEventListener('DOMContentLoaded', function() {
    var link = document.getElementById('link');
    // onClick's logic below:
    link.addEventListener('click', function() {
        hellYeah('xxx');
    });
});
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