You may use foreach i "1 2 3" { set by$i [$dest$i set bytes_] } - Hyunah > hello~~~ guys~~~ > > set by1 [$dest1 set bytes_] > set by2 [$dest2 set bytes_] > set by3 [$dest3 set bytes_] > > Could I replace this part of script by > > for {set i 0} {$i < 4} {incr i} { > set by$i [$dest$i set bytes_] > } ???? > If can't, what should I do? > thanks... :) > Jay...