For file and database targets, this is the default maximum number of entries before rolling occurs. The default is 10,000. By default the oldest entries will be discarded. Set to zero for unlimited.

Public Property DefaultMaxLogEntries As Integer

Dim instance As Configuration
Dim value As Integer
 
instance.DefaultMaxLogEntries = value
 
value = instance.DefaultMaxLogEntries

public int DefaultMaxLogEntries {get; set;}

public:
property int DefaultMaxLogEntries {
   int get();
   void set (    int value);
}