This property specifies the maximum size, in megabytes, the mailings log file can reach before another file is started. This property is used only if the LogType property is set to SIZE_LIMITED.
IDL Definition
[propget]
HRESULT LogSize([out, retval] VARIANT *pVal /*VT_I4*/);
[propput]
HRESULT LogSize([in] long newVal);Type
LONG