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(22)在Visual FoxPro中有如下程序:

*程序名:TEST .PRG

*调用方法:DO TEST

SET TALK OFF

CLOSE ALL

CLEAR ALL

mX = "Visual FoxPro "

mY = "二级"

DO SUB1 WITH mX

?mX+mY

RETURN

*子程序:SUB1.PRG

PROCEDURE SUB1

PARAMETERS mX1

LOCAL mX

mX ="Visual FoxPro DBMS 考试"

mY ="计算机等级"+mY

RETURN

执行命令DO TEST后,屏幕的显示结果为

  • A)二级Visual FoxPro
  • B)计算机等级二级Visual FoxPro DBMS考试
  • C)二级Visual FoxPro DBMS考试
  • D)计算机等级二级Visual FoxPro
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