WordPress at a glance
action is not described

woocommerce_update_option action-hook . WC 1.0

Deprecated from version 2.4.0 - doesn't allow manipulation of values!. It is no longer supported and can be removed in future releases. It is recommended to replace this hook with the same one.

Deprecated: 2.4.0 - doesn't allow manipulation of values!

Fire an action before saved.

Usage

add_action( 'woocommerce_update_option', 'action_function_name_5963' );
function action_function_name_5963( $option ){
	// action...
}
$option
-

Changelog

Deprecated Since 2.4.0 - doesn't allow manipulation of values!

Where the hook is called

WC_Admin_Settings::save_fields()
woocommerce_update_option
woocommerce/includes/admin/class-wc-admin-settings.php 855
do_action( 'woocommerce_update_option', $option );

Where in WP core the hook is used WooCommerce

woocommerce/includes/tracks/events/class-wc-settings-tracking.php 34
add_action( 'woocommerce_update_option', array( $this, 'add_option_to_list' ) );