| ActiveTcl User Guide |

## Tcl/Tk Documentation > Tcl/Tk Keywords - O

### Tcl/Tk Applications | Tcl Commands | Tk Commands | Tcl Library | Tk Library

### 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

object
  AddErrInfo, BoolObj, ByteArrObj, CrtObjCmd, DictObj, DoubleObj, Eval, ExprLong, ExprLongObj, GetIndex, IntObj, ListObj, Object, ObjectType, RecEvalObj, SetResult, SetVar, StringObj, 3DBorder, BindTable, GetColor
object creation
  Object
object result
  AddErrInfo
object type
  DoubleObj, IntObj, ListObj, Object, ObjectType, StringObj
obscure
  lower, raise, Restack
offset
  chan
open
  open
operating system
  platform, platform_shell
operator
  mathop
option
  colors, cursors, option, ttk_checkbutton, ttk_radiobutton, ttk_widget, AddOption, GetOption
option menu
  optionMenu
options
  ParseArgv
order
  lsort
output
  chan, flush, puts, OpenFileChnl
output channels
  console
own
  selection, OwnSelect

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