WordPress at a glance
filter is not described

admin_comment_types_dropdown filter-hook . WP 2.7.0

Filters the comment types dropdown menu.

Usage

add_filter( 'admin_comment_types_dropdown', 'filter_function_name_8568' );
function filter_function_name_8568( $comment_types ){
	// filter...

	return $comment_types;
}
$comment_types(string[])
An array of comment types. Accepts 'Comments', 'Pings'.

Changelog

Since 2.7.0 Introduced.

Where the hook is called

WP_Comments_List_Table::extra_tablenav()
admin_comment_types_dropdown
wp-admin/includes/class-wp-comments-list-table.php 390-396
$comment_types = apply_filters(
	'admin_comment_types_dropdown',
	array(
		'comment' => __( 'Comments' ),
		'pings'   => __( 'Pings' ),
	)
);

Where the hook is used (in WP core)

Usage not found!