excerpt_remove_footnotes() │ WP 6.3.0

Parses footnotes markup out of a content string, and renders those appropriate for the excerpt.

No Hooks.

Returns

String. The parsed and filtered content.

Usage

excerpt_remove_footnotes( $content );

$content(string) (required)

The content to parse.

Changelog

excerpt_remove_footnotes() excerpt remove footnotes code ^{WP 6.9}

function excerpt_remove_footnotes( $content ) {
	if ( ! str_contains( $content, 'data-fn=' ) ) {
		return $content;
	}

	return preg_replace(
		'_<sup data-fn="[^"]+" class="[^"]+">\s*<a href="[^"]+" id="[^"]+">\d+</a>\s*</sup>_',
		'',
		$content
	);
}