pre_update_option filter-hook . WP 3.9.0

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

Usage

add_filter( 'pre_update_option', 'filter_function_name_8790', 10, 3 );
function filter_function_name_8790( $value, $option, $old_value ){
	// filter...

	return $value;
}

$value(mixed)

The new, unserialized option value.

$option(string)

Name of the option.

$old_value(mixed)

The old option value.

Where the hook is called

$value = apply_filters( 'pre_update_option', $value, $option, $old_value );

Where the hook is used (in WP core)

add_filter( 'pre_update_option', array( $this, 'capture_filter_pre_update_option' ), 10, 3 );

remove_filter( 'pre_update_option', array( $this, 'capture_filter_pre_update_option' ), 10 );