tcl语法中存在多少个命令呢？
如下，
after errorInfo load pwd tcl_rcFileName
append eval lrange re_syntax tcl_startOfNextWord
apply exec lrepeat read tcl_startOfPreviousWord
argc exit lreplace refchan tcl_traceCompile
argv expr lreverse regexp tcl_traceExec
argv0 fblocked lsearch registry tcl_version
array fconfigure lset regsub tcl_wordBreakAfter
auto_execok fcopy lsort rename tcl_wordBreakBefore
auto_import file mathfunc return tcl_wordchars
auto_load fileevent mathop safe tcltest
auto_mkindex filename memory scan tell
auto_path flush msgcat seek throw
auto_qualify for my self time
auto_reset foreach namespace set timerate
bgerror format next socket tm
binary gets nextto source trace
break glob oo::class split transchan
catch global oo::copy string try
cd history oo::define subst unknown
chan http oo::objdefine switch unload
clock if oo::object tailcall unset
close incr oo::Slot Tcl update
concat info open tcl::prefix uplevel
continue interp package tcl_endOfWord upvar
coroutine join parray tcl_findLibrary variable
dde lappend pid tcl_interactive vwait
dict lassign pkg::create tcl_library while
encoding lindex pkg_mkIndex tcl_nonwordchars yield
env linsert platform tcl_patchLevel yieldto
eof list platform::shell tcl_pkgPath zlib
error llength proc tcl_platform
errorCode lmap puts tcl_precision
官网：https://www.tcl-lang.org/man/tcl8.6/TclCmd/contents.htm
tk 命令
bell grab scale tk_optionMenu ttk::menubutton
bind grid scrollbar tk_patchLevel ttk::notebook
bindtags image selection tk_popup ttk::panedwindow
bitmap keysyms send tk_setPalette ttk::progressbar
busy label spinbox tk_strictMotif ttk::radiobutton
button labelframe text tk_textCopy ttk::scale
canvas listbox tk tk_textCut ttk::scrollbar
checkbutton lower tk::mac tk_textPaste ttk::separator
clipboard menu tk_bisque tk_version ttk::sizegrip
colors menubutton tk_chooseColor tkerror ttk::spinbox
console message tk_chooseDirectory tkwait ttk::style
cursors option tk_dialog toplevel ttk::treeview
destroy options tk_focusFollowsMouse ttk::button ttk::widget
entry pack tk_focusNext ttk::checkbutton ttk_image
event panedwindow tk_focusPrev ttk::combobox ttk_vsapi
focus photo tk_getOpenFile ttk::entry winfo
font place tk_getSaveFile ttk::frame wm
fontchooser radiobutton tk_library ttk::intro
frame raise tk_menuSetFocus ttk::label
geometry safe::loadTk tk_messageBox ttk::labelframe
官网：
https://www.tcl-lang.org/man/tcl8.6/TkCmd/contents.htm
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