| Tag Type | C++ code (built in to libHForm/scan_head.cc) | |
|---|---|---|
| Attributes | id=uniqueid | Required. This id must be matched by a Card tag's id in the Body section. |
| label=string | Optional. Sets actual letters to appear on the rendered card tab. If omitted, id is used instead. | |
| help=string | Optional. Sets help text that appears in the status panel of the user's browser, if they are using Netscape Navigator 3. | |
| Contained Tags | None. | |
| Related Tags | You must place a CardDef in the Head section of your document that corresponds to each Card in a CardFile. | |
| Comments | Take a look at this example of a simple form that uses the CardFile widget. | |