*&---------------------------------------------------------------------* *& Report Z9 *& *&---------------------------------------------------------------------* *& *& *&---------------------------------------------------------------------* REPORT Z9. DATA num TYPE i. num = 10. DO num TIMES. WRITE: / 'dowhile第', sy-index , '次循环'. ENDDO. ULINE. DO . WRITE: / '现在是第',sy-index,'次循环'. IF sy-index = 8. exit. ENDIF. ENDDO. ULINE. DATA i type i. i = 0. WHILE i < 10. WRITE: / 'while第',sy-index,'次循环'. i = i + 1. ENDWHILE.