My assumption was that you wanted binary to decimal conversion. If so, try these: 
Binary to Decimal:
perl -e 'for(split//,$ARGV[0]){$t+=$_;$t=$t<<1};$t=$t>>1;print "$t\n"'
+ 101010

Decimal to Binary:
perl -e '$t=$ARGV[0];do{push@b,$t%2;$t=$t>>1}until($t==0);print revers
+e"\n",@b' 42

[download]

Cheers,

JJ

In reply to Re: One-liner ascii/bin by jj808
in thread One-liner ascii/bin by Rolf

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