Data type "char"

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Imported from previous forum

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Is the char data type stictly character, or can it be alphanumeric (or numeric if necessary)? Are there any exceptions?

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[ original email was from Vitaliy Kantor - kantorv@ms.com ]
As stated in the document, "char: Alpha-numeric free format strings, can include any character or punctuation except the delimiter"("SOH" #001)

I’d say that more prudent would be to use only printable characters, but there is no such formal requirement.
> Is the char data type stictly character, or can it be alphanumeric (or numeric if necessary)? Are there any exceptions?
>