WordPress oEmbed W3C Validation
The class-oembed.php file reveals some of the available filters regarding the oEmbeds. We can use the oembed_result or oembed_dataparse filters to modify the HTML fetched from Vimeo before it’s cached in the post meta. Here’s an example for the latter: add_filter( ‘oembed_dataparse’, function( $return, $data, $url ) { // Target only Vimeo: if( is_object( $data … Read more