OpenEuphoria

Re: binary to decimal conversion

• Posted by Grape_ Vine_ <g__vine at HOTMAIL.COM> Oct 19, 2000
• 476 views

I too have seen that. It does not work just the way i want it to
Id does as long as i supply the binary by hand.
I have a 128byte buffer i need changed from
8 bit binary to 2 bit binary
I tried sequence slicing but it keeps
giving me the old number



>From: Lewis Townsend <keroltarr at HOTMAIL.COM>
>Reply-To: Euphoria Programming for MS-DOS <EUPHORIA at LISTSERV.MUOHIO.EDU>
>To: EUPHORIA at LISTSERV.MUOHIO.EDU
>Subject: Re: binary to decimal conversion
>Date: Thu, 19 Oct 2000 18:17:00 CDT
>
>Hello J Reeves,
>
>>Does anyone have a lib that takes 2 bit
>>binary numbers and converts to decimal?
>>I tried it but its ugly and doesn't work.
>
>
>I found the following in:
>http://rapideuphoria.com/lib_a_b.htm#bits_to_int
>Is this what you need
>
>
>bits_to_int
>Syntax: include machine.e
>a = bits_to_int(s)
>Description: Convert a sequence of binary 1's and 0's into a positive
>number. The least-significant bit is s[1].
>Comments: If you print s the bits will appear in "reverse" order, but it is
>convenient to have increasing subscripts access bits of increasing
>significance.
>Example:
>a = bits_to_int({1,1,1,0,1})
>-- a is 23 (binary 10111)
>
>See Also: int_to_bits, operations on sequences
>
>According the above description, it looks like you will need
>to reverse the sequence of bits before sending it to
>bits_to_int(). Here is what I think would work:
>
><Untested code>
>include machine.e -- for bits_to_int()
>include misc.e -- for reverse()
>sequence binary
>integer int
>binary = {0,1} -- 1
>int = bits_to_int( reverse( binary ) )
>? int
><end untested code>
>
>
>later,
>Lewis Townsend
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