LOOP TABLE conditions, executed multiple times

[larshp]

same with LOOP,

CLASS lcl_bar DEFINITION.
  PUBLIC SECTION.
    DATA counter TYPE i.
    METHODS bar RETURNING VALUE(str) TYPE string.
    METHODS run.
ENDCLASS.

CLASS lcl_bar IMPLEMENTATION.
  METHOD bar.
    counter = counter + 1.
  ENDMETHOD.
  METHOD run.
    DATA tab TYPE string_table.
    APPEND |foo| TO tab.
    APPEND |bar| TO tab.
    APPEND |moo| TO tab.
    LOOP AT tab TRANSPORTING NO FIELDS WHERE table_line = bar( ).
    ENDLOOP.
    WRITE / counter.
  ENDMETHOD.
ENDCLASS.

FORM run.
  DATA bar TYPE REF TO lcl_bar.
  CREATE OBJECT bar.
  bar->run( ).
ENDFORM.

START-OF-SELECTION.
  PERFORM run.