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第五题
给定程序MODI1.BAS其功能是:打开一个随机文件"goods.dat",用以存放10种货物的货号、货名、价格和存货量。用TYPE定义了记录型变量goods,包括num,nam,price及stock四个域。用READ/DATA语句读入数据,用OPEN语句打开文件。请根据程序的需要在【1】、【2】及【3】三处填上所需的内容,将程序补充完整。
注意:不得增行或删行,也不得更改程序的结构!
TYPE goods
num AS STRING * 10
nam AS STRING * 12
price AS SINGLE
stock AS INTEGER
END TYPE
DIM dress AS goods
’**********found**********
OPEN 【1】 FOR 【2】 AS #1 LEN = LEN(dress) ’参考答案:OPEN "goods.dat" FOR RANDOM…
DO
READ dress.num, dress.nam, dress.price, dress.stock
IF dress.num = "g9999 " THEN EXIT DO
PUT #1, , dress
’**********found**********
【3】 ’参考答案:loop
CLOSE
DATA g1001,Shirt,65,120, g1002,Skirt,76,108
DATA g1004,Coat,231.5,67, g1005,Soaks,4.5,250
DATA g1006,Pants,121.7,87, g1008,Underwear,34,86
DATA g1010,Cap,54.8,73, g1023,Shoes,145,90
DATA g1221,Woolly,231,34,g1243,Quilt,210,38
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