Generally we check EIBALEN = 0 to decide whether first call
or not.
If I do not pass any value in the COMMAREA then EIBCALEN
will be 0 even on second call. Now how can we say the
program is called for the first time or second time?
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Answer Posted / praveen
for the first time eibcalen is zero with this we can
conclude this is first call and for the second time if u
dont pass the value for commarea the by default dfhcommarea
has one byte of memory with this we can say this is second call.
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