MediaWiki:Common.js

Note: After publishing, you may have to bypass your browser's cache to see the changes.

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/* Any JavaScript here will be loaded for all users on every page load. */

function checkAndExecute(elementId, callback) {
    const element = document.getElementById(elementId);
    if (element !== null) {
        callback(element);
    }
}

checkAndExecute("rgwiki-gadvia-score-calculator", (element) => {
    element.textContent = "JavaScript works!"
});