On 1/28/08, Michael W. Ryder <_mwryder / worldnet.att.net> wrote:
> Robert Klemme wrote:
> > 2008/1/28, Michael W. Ryder <_mwryder / worldnet.att.net>:
> >> On a related note, is there any way to create a string from a hex number
> >> other than separating each two digits and using .chr to convert them to
> >> a number and adding them to the string?  If I have a string such as
> >> 0x7FFFFFFFFFFF I have to use something like str1 = 0x7F.chr followed by
> >> 5 str1 << 0xFF.chr which seems to be unnecessarily clumsy.
> >
> The reason I asked is that sometimes it is easier for me to think in hex
> when creating masks for logical operations.  Plus, I learned the PCL
> codes for printing using hex and it is easier for me to use them that
> way.  In Business Basic to enter a group of hex characters into a string
> I just use A$=$1B2C062C$ to create a 4 character string.  No need to
> enter each character individually.

Are you looking for something like this?

irb(main):010:0> ["414243"].pack('H*')
=> "ABC"
irb(main):011:0> ["7FFFFFFFFFFF"].pack('H*')
=> "\177\377\377\377\377\377"
irb(main):012:0> A=['1B2C062C'].pack('H*')
=> "\e,\006,"

-Adam