Property of VI.
Index keyword or HTML filename for a topic in the compiled help file to which the VI is linked. Use this property only when Document Path is a path to a compiled help file (.chm or .hlp).
For .chm files, this property can be an HTML filename or index keyword. For .hlp files, this property can be an index keyword.
This property is similar to the Help Tag text box on the Documentation page of the VI Properties dialog box.
The following table lists the characteristics of this property.
| Settable when the VI is running | Yes |
| Need to authenticate before use | No |
| Loads the block diagram into memory | No |
| Remote access disallowed | No |
| Loads the front panel into memory | No |
| Must wait until user interface is idle | No |
| Available with control VIs | Yes |
| Available with global VIs | Yes |
| Available with strict type definitions | No |
| Available with polymorphic VIs | Yes |
| Available in Run-Time Engine and Real-Time Operating System | Yes |
| Permissions | Read/Write |