Wildcard - Find any matching file

e.g. sample*.csv

SymbolExample
*matching file name (Latest file first)

Replacing Date - Daily generated file

e.g. /feed/sample_%Y_%m_%d_*.csv  to 
/feed/sample_2017_05_09_14_30.csv

Today Date
SymbolExample
%d01..31 (Date zero-padded)
%-d1..31 (Date no-padded)
%m01..12 (Month zero-padded)
%-m1..12 (Month no-padded)
%bJan
%^bJAN
%Y1995, 2009, 2017
%y
00..99 (Year last 2 digits)
%H00..23 (in 24 hours format)
Yesterday Date
SymbolExample
%{d-}01..31 (Date zero-padded)
Previous Month
Symbol
Example
%m-01..12 (Month zero-padded)
%b-Jan
%^b-JAN
Previous Year
Symbol
Example
%Y-1995, 2009, 2017
%y-00..99 (Year last 2 digits)