MediaWiki:Common.js
Note: After publishing, you may have to bypass your browser's cache to see the changes.
- Firefox / Safari: Hold Shift while clicking Reload, or press either Ctrl-F5 or Ctrl-R (⌘-R on a Mac)
- Google Chrome: Press Ctrl-Shift-R (⌘-Shift-R on a Mac)
- Internet Explorer / Edge: Hold Ctrl while clicking Refresh, or press Ctrl-F5
- Opera: Press Ctrl-F5.
// Wait for the DOM to be ready
document.addEventListener('DOMContentLoaded', function() {
    // Log a message to the console
    console.log('JavaScript is working!');
    // Find all elements with class "card" using querySelectorAll
    var cards = document.querySelectorAll('.card');
    // Log a message if cards are found
    if (cards.length > 0) {
        console.log('Found all cards:', cards);
    } else {
        console.log('No cards found.');
    }
});