Re: Are there "binary" variables?

[Philippe Troin <phil@xxxxxxxx>]

"Johann 'Myrkraverk' Oskarsson" <johann@xxxxxxxxxxxxxx> writes:

> Is there a way to work with binary data in zsh?  That is, more
> specifically, is there a way to compare ^E to 5 and get true?  Or
> convert a character (say, ^E again) to its integer representation?

Zsh's parameters are 8-bits clean.

You could do the above with:

typeset -A asc
for i in {0..255}; do asc[$(print "\\$(([##8]$i))")]=$i;done
var=$'\0\1\2\3'
for i in $#var; do print "$i: $asc[$var[$i]]"; done

Phil.