private sub command1_click()
dim s as string, s2 as string, b() as byte
dim i as long, j as long, lens as long
s = "aa bb cc dd ee ff"
s2 = replace(replace(s, " ", ""), vbcrlf, "")
lens = len(s2)
redim b(lens / 2 - 1)
i = 0
j = 1
do while j < lens
b(i) = val("&h" & mid(s2, j, 2))
i = i + 1
j = j + 2
loop
open "e:\my.dat" for binary as #1
put #1, , b
close #1
end sub