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Можно ли в LOOP вернуться на строку назад?



 
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Мальцев
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Joined: 28 Sep 2007
Posts: 31
PostPosted: Tue Oct 16, 2007 2:44 pm    Post subject: Можно ли в LOOP вернуться на строку назад? Reply with quote
Как по правильному в loop вернуться на строку назад и считать значение?
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Lord
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Joined: 10 Sep 2007
Posts: 168
PostPosted: Wed Oct 17, 2007 10:14 am    Post subject: Reply with quote
Лучшая производительность будет, если сохранять значение предыдущего шага.
Другой вариант считывать запись с указанием индекса.
Code:
DATA l_index TYPE sy-tabix.
LOOP AT l_table.
  l_index = sy-tabix - 1.
  READ TABLE l_table INTO wa_line INDEX l_index.
ENDLOOP.
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