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上次的函数有误,这次的才正确支持中文。
 '把普通字符串转成二进制字符串
 Function str2bin(varstr)
 str2bin=""
 For i=1 To Len(varstr)
 varchar=mid(varstr,i,1)
 varasc = Asc(varchar)
 If varasc<0 Then
 varasc = varasc + 65535
 End If
 If varasc>255 Then
 varlow = Left(Hex(Asc(varchar)),2)
 varhigh = right(Hex(Asc(varchar)),2)
 str2bin = str2bin & chrB("&H" & varlow) & chrB("&H" & varhigh)
 Else
 str2bin = str2bin & chrB(Asc(varchar))
 End If
 Next
 End Function
 
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