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ABAP裡不用指派操作,隻用位操作實作兩個整數值的交換

DATA: lv1 TYPE int4 value 30,

     lv2 TYPE int4 value 21.

FIELD-SYMBOLS: TYPE x.

ASSIGN lv1 TO CASTING.

ASSIGN lv2 TO CASTING.

= BIT-XOR .

WRITE: / lv1, lv2.

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