Maybe someone has already done this. But the question in my mind is how much of Tcl can be implimented in Tcl itself. Obviously you can't implement system calls in Tcl, but you could implement just about everthing else. What commands/parts of Tcl would be in the minimal set? Earl Johnson Minimal set"set" both scalar and array modes."eval" command"unknown" "string index" command"string length" comm