P.S. 240 205 171 137 103 69 35 1 p. 256x 81985529216486896
-- Raul On Wed, Apr 25, 2018 at 10:39 AM, Raul Miller <[email protected]> wrote: > _3 ic 240 205 171 137 103 69 35 1 { a. > 81985529216486896 > > The byte order the machine is using here is little endian > > https://en.wikipedia.org/wiki/Endianness#Little-endian > > That means the least significant byte here was 239 (your example) or > 240 (my example). > > But your number was even and 239 is odd... > > -- > Raul > > On Wed, Apr 25, 2018 at 10:29 AM, Thomas Hickey <[email protected]> > wrote: >> I have a 64 bit number: >> 16b123456789abcdef = 81985529216486896 >> >> encoded in 8 bytes in a file: >> 239 205 171 137 103 69 35 1 >> >> but >> >> _3 ic 239 205 171 137 103 69 35 1 { a. returns 81985529216486895 (1 less >> than I expected) >> >> 16 #.inv 81985529216486895 returns 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >> >> 16 #.inv 81985529216486896 returns 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 >> >> I suppose this has something to do with signed 64 bit integers, but I don't >> understand it. I'm running on a Intel machine (Surface laptop). >> >> --Th >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
