Hi Andrew,   
      
   On 2017-11-24 03:32:32, you wrote to me:   
      
    WV>> The most reliable way would be, to read the first line of the file   
    WV>> and try to determine the date from that, before using the file date.   
    WV>> (file dates can change)   
      
    AL> This is only the case if the lower level submits updates using MakeNL or   
    AL> other nodelist generating software.  For ZCs receiving updates from RCs,   
    AL> this is usually the case.  However, it is fairly common for NCs of smaller   
    AL> nets to just edit their segment by hand with a text editor.  In cases such   
    AL> as these, you can't expect the segment date to be in any particular format   
    AL> on the first line of the file; in fact it may not even be there at all.   
    AL> Even the default date line inserted by MakeNL isn't in the most convenient   
    AL> format for sorting by date, unless you are going to rely on the 3 digit   
   day   
    AL> number, which will cause issues when crossing year boundaries.   
      
   That's why I said "try". ;)   
      
    AL> In most cases where a segment is sent shortly after being generated,   
    AL> the file date stored on disk should be close enough.   
      
   It's the thing to use if the try didn't work...   
      
   Bye, Wilfred.   
      
   --- FMail-lnx64 2.1.0.18-B20170815   
    * Origin: FMail development HQ (2:280/464)