YOU TYPE: YOU GET: === SCENARIO 1 === puts $ puts $ + a list of all variables ... puts $t puts $t + a list of all variables beginning with t ... puts $tcl_pl puts $tcl_platform( + a list of all array names of tcl_platform puts $tcl_platform(b puts $tcl_platform(byteOrder) === SCENARIO 2 === button .b button .b .b co .b configure .b co .b configure + a list of all button options ... .b co-r .b configure -relief .b co-rg .b configure -relief groove