## Tcl8.6.0/Tk8.6.0 Documentation > Tcl Commands, version 8.6.0

### Tcl/Tk Applications | Tcl Commands | Tk Commands | [incr Tcl] Package Commands | SQLite Package Commands | TDBC Package Commands | tdbc::mysql Package Commands | tdbc::odbc Package Commands | tdbc::postgres Package Commands | tdbc::sqlite3 Package Commands | Thread Package Commands | Tcl C API | Tk C API | [incr Tcl] Package C API | TDBC Package C API

after | errorInfo | load | re_syntax | tcl_startOfNextWord
append | eval | lrange | read | tcl_startOfPreviousWord
apply | exec | lrepeat | refchan | tcl_traceCompile
argc | exit | lreplace | regexp | tcl_traceEval
argv | expr | lreverse | registry | tcl_version
argv0 | fblocked | lsearch | regsub | tcl_wordBreakAfter
array | fconfigure | lset | rename | tcl_wordBreakBefore
auto_execok | fcopy | lsort | return | tcl_wordchars
auto_import | file | mathfunc | safe | tcltest
auto_load | fileevent | mathop | scan | tell
auto_mkindex | filename | memory | seek | throw
auto_path | flush | msgcat | self | time
auto_qualify | for | my | set | tm
auto_reset | foreach | namespace | socket | trace
bgerror | format | next | source | transchan
binary | gets | nextto | split | try
break | glob | oo::class | string | unknown
catch | global | oo::copy | subst | unload
cd | history | oo::define | switch | unset
chan | http | oo::objdefine | tailcall | update
clock | if | oo::object | Tcl | uplevel
close | incr | open | tcl::prefix | upvar
concat | info | package | tcl_endOfWord | variable
continue | interp | parray | tcl_findLibrary | vwait
coroutine | join | pid | tcl_interactive | while
dde | lappend | pkg::create | tcl_library | yield
dict | lassign | pkg_mkIndex | tcl_nonwordchars | yieldto
encoding | lindex | platform | tcl_patchLevel | zlib
env | linsert | platform::shell | tcl_pkgPath
eof | list | proc | tcl_platform
error | llength | puts | tcl_precision
errorCode | lmap | pwd | tcl_rcFileName

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