wp_iframe_tag_add_loading_attr – Hook

apply_filters ( ‘wp_iframe_tag_add_loading_attr’, string|bool $value , string $iframe , string $context )

Filters the loading attribute value to add to an iframe. Default lazy .

Description

Returning false or an empty string will not add the attribute.
Returning true will add the default value.

$value string | bool: The loading attribute value. Returning a falsey value will result in the attribute being omitted for the iframe.
$iframe string: The HTML iframe tag to be filtered.
$context string: Additional context about how the function was called or where the iframe tag is.

 $value = apply_filters( 'wp_iframe_tag_add_loading_attr', $value, $iframe, $context );

Used by	Description
wp_iframe_tag_add_loading_attr() `wp-includes/media.php`	Adds `loading` attribute to an `iframe` HTML tag.

Version	Description
5.7.0	Introduced.

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