WordPress at a glance
filter is not described

smilies filter-hook . WP 4.7.0

Filters all the smilies.

This filter must be added before smilies_init is run, as it is normally only run once to setup the smilies regex.

Usage

add_filter( 'smilies', 'filter_function_name_938' );
function filter_function_name_938( $wpsmiliestrans ){
	// filter...

	return $wpsmiliestrans;
}
$wpsmiliestrans(array)
List of the smilies.

Where the hook is called

smilies_init()
wp-includes/functions.php 3455
$wpsmiliestrans = apply_filters('smilies', $wpsmiliestrans);

Where the hook is used (in WP core)

Does not used.