pre_update_site_option_(option) filter-hook . WP 3.0.0

Filters a specific network option before its value is updated.

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

Usage

add_filter( 'pre_update_site_option_(option)', 'filter_function_name_3321', 10, 4 );
function filter_function_name_3321( $value, $old_value, $option, $network_id ){
	// filter...

	return $value;
}

$value(mixed)

New value of the network option.

$old_value(mixed)

Old value of the network option.

$option(string)

Option name.

$network_id(int)

ID of the network.

Changelog

Where the hook is called

$value = apply_filters( "pre_update_site_option_{$option}", $value, $old_value, $option, $network_id );

Where the hook is used (in WP core)