This style of a command line interface works well for me: 

perl -e 'while(1) {print "::> "; $_=<STDIN>; print $/,eval $_ || '0'; 
+print "\n$@"}'

[download]

...but perhaps you could tell us more about what you are trying to do, some code you have for it, etc.

In reply to Re: How to write minimal command line interface? by delirium
in thread How to write minimal command line interface? by kandelabr

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