The decimal instructions treat F zones as positive. -- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר
________________________________________ From: IBM Mainframe Discussion List on behalf of Andrew Rowley Sent: Monday, April 28, 2025 7:15 PM To: [email protected] Subject: Re: Packed decimal sign nibbles External Message: Use Caution On 29/04/2025 2:32 am, Schmitt, Michael wrote: > "F" is unsigned, however, in IBM Enterprise COBOL for z/OS: when you compile > with NUMPROC(PFD) it is *very* strict: there are only three valid signs: > > C: positive > D: negative > F: unsigned Interesting. What is the practical effect of an unsigned number? Can you do arithmetic with it? Or is it just treated as a positive number? -- Andrew Rowley Black Hill Software ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
