Not sure about your statement on swapping but I cannot see any. hex 12 is decimal 18 = 16 + 2 is binary 00010010 and hex 34 is decimal 52 is binary 00110100. 

print unpack 'b*', "\x12\x34";;
01001000 00101100
   18       52


print unpack 'B*', "\x12\x34";;
00010010 00110100
   18       52

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In reply to Re^4: Bit order in bytes by hdb
in thread Bit order in bytes by geoffleach

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