| Property | Description | Returns |
|---|---|---|
| book | Book | |
| name | string | |
| type | InputType | |
| image | Return if the custom field is an image | bool |
| html | Get the HTML for this custom field | string |
| id | int | |
| content | Content | |
| site | Site | |
| customField | CustomField | |
| created | Get the date the record was created. | DateTime |
| modified | Get the last modification date for the record. | DateTime |