BBC: estimated reading-time badge
Counts the words in an article and shows an estimated reading time below the headline.
Code to copy
// Show an estimated reading-time badge below the headline
(function () {
if (document.getElementById('jz-bbc-readtime')) { return; }
var blocks = document.querySelectorAll('[data-component="text-block"]');
if (!blocks.length) { return; }
var words = 0;
blocks.forEach(function (b) {
words += (b.textContent || '').trim().split(/\s+/).length;
});
var mins = Math.max(1, Math.round(words / 220));
var h1 = document.querySelector('article h1') || document.querySelector('h1');
if (!h1) { return; }
var badge = document.createElement('div');
badge.id = 'jz-bbc-readtime';
badge.textContent = mins + ' min read';
badge.style.cssText = 'display:inline-block;margin:6px 0;padding:2px 8px;' +
'background:#b80000;color:#fff;font-size:13px;border-radius:3px';
h1.insertAdjacentElement('afterend', badge);
})();How to use this example
- Copy the code with the button above.
- Install JustZix (2 minutes) and open the extension on the target page.
- Add a new rule matching that page.
- Paste the code into the rule's JavaScript panel and save — it runs on every page visit.
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