JHTML-BEHAVIOR-CAPTION-001
JHtml::_('behavior.caption')
behavior.caption
Image captions via MooTools were removed in Joomla 4.
JHtml::_('behavior.caption') → CSS / figure captions — MooTools captions are gone
Symptoms people search
image captions javascript error · behavior.caption
Replace this code
Swap JHtml::_('behavior.caption') for CSS / figure captions — MooTools captions are gone.
Joomla 3
Remove or stop calling this
JHtml::_('behavior.caption');Joomla 4 / 6
Use this instead
// Remove it. Style captions in CSS. Do not load MooTools.How to fix it
- 1Delete behavior.caption calls.
Also known as
behavior.caption
Related issues
- Joomla 3 → 4JavaScript
behavior.framework (MooTools)
JHtml::_('behavior.framework') → Do not load MooTools — use vanilla JS or WebAssetManager
- Joomla 3 → 4JavaScript
JHtmlBootstrap::modal()
JHtmlBootstrap::modal() → HTMLHelper::_('bootstrap.renderModal')
- Joomla 3 → 4JavaScript
Chosen.js (formbehavior.chosen)
JHtml::_('formbehavior.chosen') → Core styled <select>, Choices.js, or Tom Select
- Joomla 3 → 4Joomla API
JHtmlBatch
JHtmlBatch → Layouts joomla.html.batch.*
- Joomla 4 → 5JavaScript
addScript() / addStyleSheet() vs WebAssetManager
$doc->addScript() → WebAssetManager + joomla.asset.json
- Joomla 5 → 6JavaScript
Assuming jQuery is always on the page
JHtml::_('jquery.framework') → Declare jQuery in joomla.asset.json only if you still need it