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_5659', 10, 2 );
function action_function_name_5659( $option, $network_id ){
	// action...
}

$option(string)

Option name.

$network_id(int)

ID of the network.

Changelog

Where the hook is called

do_action( "pre_delete_site_option_{$option}", $option, $network_id );

Where the hook is used (in WP core)