History:Revision Number
- Updated2025-07-30
- 1 minute(s) read
Current revision number of the VI.
When writing this property, you can write only a value greater than the current revision number. If you attempt to write a revision number whose value is less than the current revision number, the property returns an error. Use the Clear History method to reset the revision history and the revision number.
This property is similar to the Next Revision option in the History window.
Remarks
The following table lists the characteristics of this property.
| Short Name | Hist.Revision |
| Data type |  |
| Permissions | Read/Write |
| Available in Run-Time Engine | No |
| Available in Real-Time Operating System | No |
| Settable when the VI is running | Yes |
| Loads the front panel into memory | Yes |
| Need to authenticate before use | No |
| Loads the block diagram into memory | No |
| Remote access allowed | Yes |
| 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 |