pre_update_option_(option) filter-hook . WP 2.6.0

Filters a specific option before its value is (maybe) serialized and updated.

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

Usage

add_filter( 'pre_update_option_(option)', 'filter_function_name_275', 10, 3 );
function filter_function_name_275( $value, $old_value, $option ){
	// filter...

	return $value;
}

$value(mixed)

The new, unserialized option value.

$old_value(mixed)

The old option value.

$option(string)

Option name.

Changelog

Where the hook is called

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

Where the hook is used (in WP core)