REPORT Y_TEST. type-pools ABAP . DATA: BEGIN OF LINE, COL1 TYPE I VALUE '11', COL2 TYPE I VALUE '22', COL3 TYPE I VALUE '33', END OF LINE. DATA COMP(5) VALUE 'COL3'. FIELD-SYMBOLS: <F1>, <F2>, <F3>. ASSIGN LINE TO <F1>. ASSIGN COMP TO <F2>. DO 3 TIMES. ASSIGN COMPONENT SY-INDEX OF STRUCTURE <F1> TO <F3>. WRITE <F3>. ENDDO. ASSIGN COMPONENT <F2> OF STRUCTURE <F1> TO <F3>. WRITE / <F3>.
ASSIGN COMPONENT <comp> OF STRUCTURE <s> TO <FS>.
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