tcl_endOfWord is one of several commands documented at http://www.purl.org/tcl/home/man/tcl8.4/TclCmd/library.htm Are [tcl_wordchars] and [tcl_nonwordchars] related to tcl_endOfWord? ---- [Tcl syntax help] - [Arts and crafts of Tcl-Tk programming] - [Category Command]