## Tcl8.6.0/Tk8.6.0 Documentation > Tcl/Tk Keywords - R

### 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

### A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

radiobutton
  radiobutton
raise
  raise
raised
  3DBorder
range
  lrange
rc file
  SourceRCFile
read
  fcopy, gets, read, set, trace, GetOpnFl, OpenFileChnl
read-only
  LinkVar
readable
  fileevent
real
  LinkVar
realloc
  Alloc
record
  history, RecEvalObj, RecordEval
recursion
  tailcall, SetRecLmt
redirection
  exec
redisplay
  CanvTkwin, GetImage, ImgChanged
reference count
  Preserve
reference counting
  Object
reflection
  refchan
region
  ttk_Geometry
register
  SetAppName
registry
  registry
regular expression
  lsearch, re_syntax, regexp, regsub, switch, RegExp
relative file name
  filename
release
  GetVersion
relief
  ConfigWidg, GetRelief, SetOptions, ttk_Geometry
remote execution
  dde, send
remove
  unset
rename
  rename, trace
rename files
  file
replace
  lreplace, lset, ListObj
reporting
  bgerror, tkerror
request
  GeomReq, ManageGeom
requested size
  WindowId
require
  PkgRequire
resource
  Limit
resource identifier
  FreeXId, GetPixmap
resource management
  try
restriction
  RestrictEv
result
  return, DString, Eval, Interp, NRE, SaveResult, SetResult
resultset
  tdbc, tdbc_connection, tdbc_resultset, tdbc_statement
retrieve
  option, GetOption
return
  return
return value
  SetResult
reverse
  lreverse, string
ring
  bell
root class
  object
root window
  CoordToWin, GetRootCrd
round
  GetCapStyl, GetJoinStl
rubber sheet
  place

Copyright © 1989-1994 The Regents of the University of California Copyright © 1992-1999 Karl Lehenbauer & Mark Diekhans Copyright © 1992-1999 Karl Lehenbauer and Mark Diekhans Copyright © 1993-1997 Bell Labs Innovations for Lucent Technologies Copyright © 1993-1998 Lucent Technologies, Inc Copyright © 1994 The Australian National University Copyright © 1994-2000 Sun Microsystems, Inc Copyright © 1997-2000 Ajuba Solutions Copyright © 1997-2000 Scriptics Corporation Copyright © 1998 Mark Harrison Copyright © 2000 Jeffrey Hobbs Copyright © 2001 ActiveState Tool Corp Copyright © 2001 Vincent Darley Copyright © 2001-2004 ActiveState Corporation Copyright © 2001-2005 Kevin B. Kenny <kennykb(at)acm.org> Copyright © 2001-2012 Donal K. Fellows Copyright © 2002-2010 Andreas Kupries <andreas_kupries(at)users.sourceforge.net> Copyright © 2003 George Petasis <petasis(at)iit.demokritos.gr> Copyright © 2003 Simon Geard Copyright © 2003-2006 Joe English Copyright © 2006 Miguel Sofer Copyright © 2006-2008 ActiveState Software Inc Copyright © 2006-2008 Daniel A. Steffen <das(at)users.sourceforge.net> Copyright © 2006-2008 Joe Mistachkin Copyright © 2008 Arnulf Widemann Copyright © 2008 Arnulf Wiedemann Copyright © 2008 Jos Decoster Copyright © 2008 Pat Thoyts Copyright © 2008 Peter Spjuth <pspjuth(at)users.sourceforge.net> Copyright © 2008-2010 Kevin B. Kenny Copyright © 2011 Kevin Walzer Copyright © 2012 Trevor Davel