Field::setNotes() method  
Set notes, optionally for a specific language
Available since version 3.0.16. Added for consistency, all versions can still set property directly.
Usage
// basic usage
$field->setNotes(string $text);
// usage with all arguments
$field->setNotes(string $text, $language = null);Arguments
| Name | Type(s) | Description | 
|---|---|---|
$text | string | Text to set  | 
$language (optional) | Language string int null | Language to use  | 
API reference based on ProcessWire core version 3.0.252