Michael P. Smith ([log in to unmask]) wrote:
 
[command files for day of week and day of year]
 
: These are both very old routines (about 7 years if I remember right), and I
: think they work, but to be honest, I am not sure how to test them.  To date
all
: I have done is random sampling testing and they both seem fine, for both the
: 19xx and 20xx years (I'm not going to bother with 21xx for obvious reasons
:))
 
I tested both for all dates from 1898-01-01 through 2201-12-31, comparing
your results against those calculated by the COBOL II/iX run-time library.
I found no discrepancies.  Good job!
 
: Any response is welcome, especially if there is Pascal or C code involved.
 
Sorry, I used COBOL.  Standard COBOL has functions for doing this stuff.
 
Walter Murray
Hewlett-Packard
Support Technology Lab