array_contents.tcl - dump contents of array into a var, unlike parray
diffcdir.tcl - recursively compare two directory hierarchies
expand.tcl - process text with embedded tcl
lotto.tcl - pick numbers for the lottery
mailwalker.tcl - read through a mailbox and create indexes to each message
staticvar.tcl - add static local variables to a procedure
staticvar2.tcl - another implementation of adding local vars to a proc
