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filter is not described

comment_form_logged_in filter-hook . WP 3.0.0

Filters the 'logged in' message for the comment form for display.

Usage

add_filter( 'comment_form_logged_in', 'filter_function_name_2535', 10, 3 );
function filter_function_name_2535( $args_logged_in, $commenter, $user_identity ){
	// filter...

	return $args_logged_in;
}
$args_logged_in(string)
The logged-in-as HTML-formatted message.
$commenter(array)
An array containing the comment author's username, email, and URL.
$user_identity(string)
If the commenter is a registered user, the display name, blank otherwise.

Where the hook is called

comment_form()
comment_form_logged_in
wp-includes/comment-template.php 2342
echo apply_filters( 'comment_form_logged_in', $args['logged_in_as'], $commenter, $user_identity );

Where the hook is used (in WP core)

Does not used.