# EventLog user defined functions Reference

Below is a complete list of the user defined functions available in AutoIt. Click on a user defined function name for a detailed description.

When using them you need to add a #include <EventLog.au3>.

User Defined Function | Description
--- | ---
_EventLog__Backup | Saves the event log to a backup file
_EventLog__Clear | Clears the event log
_EventLog__Close | Closes a read handle to the event log
_EventLog__Count | Retrieves the number of records in the event log
_EventLog__DeregisterSource | Closes a write handle to the event log
_EventLog__Full | Retrieves whether the event log is full
_EventLog__Notify | Enables an application to receive event notifications
_EventLog__Oldest | Retrieves the absolute record number of the oldest record in the event log
_EventLog__Open | Opens a handle to the event log
_EventLog__OpenBackup | Opens a handle to a backup event log
_EventLog__Read | Reads an entry from the event log
_EventLog__RegisterSource | Retrieves a registered handle to the specified event log
_EventLog__Report | Writes an entry at the end of the specified event log