comments_popup_link_attributes │ filter-hook │ WP 2.5.0

Filters the attributes of the link output by comments_popup_link().

Usage

add_filter( 'comments_popup_link_attributes', 'wp_kama_comments_popup_link_attributes_filter' );

/**
 * Function for `comments_popup_link_attributes` filter-hook.
 * 
 * @param string $link_attributes The comments link attributes.
 *
 * @return string
 */
function wp_kama_comments_popup_link_attributes_filter( $link_attributes ){
	// filter...
	return $link_attributes;
}

$attributes(string)

The link attributes.
Default: ''

Examples

#1 Add a custom data attribute

Add the data-postid attribute containing the post ID.

add_filter( 'comments_popup_link_attributes', 'filter_comments_popup_link_attributes' );
function filter_comments_popup_link_attributes( $attrs ) {
	$my_attr = sprintf( 'data-postid="%d"', get_the_ID() );

	return $attrs ? "$attrs $my_attr" : $my_attr;
}