On Sat, 8 Jul 2023 09:37:23 +1000, Attila Fogarasi wrote: >Codepage 1047 was created to provide a bi-directional mapping to >ISO8859-1 character codes (this preserves values when going in either > That is not a valid rationale for codepage 1047. There is a bi-directional mapping between 037 and ISO8859-1.
>direction). It also included most EBCDIC control codes (mapped to >unused ASCII codepoints) and about half the ASCII control codes (as many as > That is not a valid rationale for codepage 1047. It may be a reason for ISO8859-1, which has 32 non-ASCII control codes at 128-159. >would fit). I think it was created in preparation for OpenEdition MVS >which became USS once it was Unix certified. Codepage 924 is an update of >CP1047 adding things like Euro sign, and matches ISO8859-15 (not >ISO8859-1). CP037-2 differs from CP037 at 4 codepoints and is more widely > Which 4? Did they usurp any USASCII graphic equivalents from 037? Was there any reason that neither 037 nor 037-2 could have been used for OMVS? >used then CP037 (though I've encountered CP037-2 implemented with the name >CP037 by various products (!!)). Luckily for human readable data the >differences don't matter. I don't know if there are any other CP037-n >codepages, and these days it rarely matters. > "rarely matter" and "don't matter" are in the eye of the beholder. Does 1047, 037, or 037-2 have €? why could neither 037 nor 037-2 have been used for OMVS? I remain unpersuaded of any rationale for 1047. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
