WordPress at a glance
action is not described

pre_delete_site_option_(option) action-hook . WP 3.0.0

Fires immediately before a specific network option is deleted.

The dynamic portion of the hook name, $option, refers to the option name.

Usage

add_action( 'pre_delete_site_option_(option)', 'action_function_name_690', 10, 2 );
function action_function_name_690( $option, $network_id ){
	// action...
}
$option(string)
Option name.
$network_id(int)
ID of the network.

Notes

  • Since 4.4.0 The $option parameter was added.
  • Since 4.7.0 The $network_id parameter was added.

Where the hook is called

delete_network_option()
pre_delete_site_option_(option)
wp-includes/option.php 1443
do_action( "pre_delete_site_option_{$option}", $option, $network_id );

Where the hook is used (in WP core)

Does not used.