A list of all commands that offer some [introspection].

----

'''Tcl Introspection'''

   * [after] - [after info]
   * [array] - [array exists], [array get], [array names], [array size]
   * [encoding] - [encoding names], [encoding system]
   * [eof]
   * [fblocked]
   * [file]
   * [info]
   * [interp] - [interp alias], [interp aliases], [interp slaves], [interp target]
   * [memory]
   * [namespace] - [namespace children], [namespace origin], [namespace which]
   * [package] - [package names], [package present], [package provide], [package versions]
   * [parray]
   * [pid]
   * [puts]
   * [pwd]
   * [registry]
   * [tell]
   * [trace]
   * [uplevel]
   * [upvar]

----

'''Tk Introspection'''

   * [bind]
   * [bindtags]
   * [clipboard]
   * [event] - [event info]
   * [focus]
   * [font] - [font actual], [font configure], [font measure], [font metrics], [font names]
   * [grab] - [grab current], [grab status]
   * [grid]
   * [image] - [image names]
   * [pack]
   * [place]
   * [selection]
   * [tk] - [tk appname], [tk caret window]. [tk scaling], [tk useinputmethods], [tk windowingsystem]
   * [winfo]
   * [wm]

----

[Category Introspection]