Hello,
Comparing a subscript that had just changed to its maximum value
before using it in any
other operation would prevent the majority of abends and storage
violations at my current facility.
Of course, in the event that the maximum is exceeded, an orderly
termination with the proper notifications
must be coded for.
EdP
"J. Chiampi" <[EMAIL PROTECTED]>
Sent by: IBM Mainframe Discussion List <[email protected]>
06/24/2008 02:21 PM
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Re: Problems that occur in production
On Fri, 20 Jun 2008 11:07:44 -0600, Steve Comstock
<[EMAIL PROTECTED]> wrote:
>J. Chiampi wrote:
>> Hello,
>>
>> I'm looking for information about problems that could occur in
production
>> with Cobol programs and that could generate abend. I would like to find
a
>> description and how to prevent them before they occur.
>>
>> For instance, I think that it could be interesting to avoid moving
>> alphanumeric variables into numeric variable without checking them by
using
>> a IF NUMERIC or moving data into another that is shorter or avoid
closing
>> file or never check array boundaries...
>>
>> Do you see other important cases related to performance or robustness?
>>
>> Thanks in advance.
>>
>> Regards
>
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