WordPress at a glance
filter is not described

woocommerce_email_classes filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_email_classes', 'filter_function_name_273' );
function filter_function_name_273( $emails ){
	// filter...

	return $emails;
}
$emails
-

Where the hook is called

WC_Emails::init()
woocommerce_email_classes
woocommerce/includes/class-wc-emails.php 233
$this->emails = apply_filters( 'woocommerce_email_classes', $this->emails );

Where in WP core the hook is used WooCommerce

Usage not found.