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**OnChange(**//filename//**, **//file//**), VIRTUAL**

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| **OnChange** | Initiates an update to the audit log file after a Change to the file. |
| //filename// | A string constant, variable, EQUATE, or expression containing the label of the file that is to be audited. |
| //file// | The label of the FILE being auditied. |

The **OnChange **method initiates the update to the audit log file after a Change action.

**Implementation:**

The OnChange method sets the Action property and calls the AppendLog method. This method is called from the DbChangeManager.CheckChanges method.

**See Also:**     [[checkchanges check record for changes .htm|DbChangeManager.CheckChanges]]