open filename$ for binary #filenumber'以二进制方式建立或者打开文件,然后再用
put #filenumber,postion,inputdata'写入数据inputdata
get #filenumber,postion,outputvarible'读出数据到outputvarible
使用随即方式读写,数据类型可以这样(如果都是第一个和第六个为长整形):
type xxx
p1 as long
p2 as single
p3 as single
p4 as single
p5 as single
p6 as long
end type
dim vxxx as xxx
打开文件
open filepath for access as filenum len=lenb(vxxx)
读写:
使用put和get
你可以查一下msdn,有详细的帮助