>>Use sys(2015) to create temp files.
>>If you need absolutely 8 in lenght, thinking a temp file's lifecyle is not long, you could use :
>>
>>'_'+substr(sys(2015),4)
>>
>>or make 2 chars part of extension :
>>
>>stuff(sys(2015),9,0,'.')
>
>FYI:
>
>If you want to know how SYS(2015) works and how to convert it to Datetime and vise versa, see FILE#9704
>
>For instance substr(sys(2015),4) will be unique for 36 days.
>
>hth,

Thanks Frank,
I already know its details and for that reason I stated '..lifecycle is not long' :)
Cetin