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AT - Short Reference

Reference

Other versions: 7.31 | 7.40 | 7.54

Syntax

[AT FIRST. 
   ... 
ENDAT.] 
  [AT field_groupi [WITH field_groupj]. 

    ... 
  ENDAT.] 
    [AT NEW comp1. 
       ... 

     ENDAT. 
       ... 
         [AT NEW comp2. 

            ... 
         ENDAT. 

           [...]]] 
             [ ... ] 

         [[[...] 
         AT END OF comp2. 

              ... 
           ENDAT.] 

       ... 
     AT END OF comp1. 
       ... 

     ENDAT.] 
[AT LAST. 
    ... 
ENDAT]. 

Effect

Control level processing within LOOPs using internal tables or extraction datasets (obsolete), where statement blocks enclosed in AT and ENDAT are executed depending on conditions.

Additions

• FIRST
  First row of the internal table or the extraction dataset.
• field_groupi
  Row of the extraction dataset that was appended by the statement EXTRACT field_groupi.
• WITH field_groupj
  Condition that the next row was appended by EXTRACT field_groupj.
• NEW comp1, NEW comp2, ...
  First row of a group with the same content in the components comp1, comp2, ... and in the components to the left of comp1, comp2, ...
• END OF comp1, END OF comp2, ...
  Last row of a group with the same content in the components comp1, comp2, ... and in the components to the left of comp1, comp2, ...
• LAST
  Last row of the internal table or the extraction dataset.