Copyright The Numerical Algorithms Group Limited 1992-94. All rights reserved.
Copyright (C) 2007-2009, Gabriel Dos Reis. All rights reserved.
 
OpenAxiom Help Information.
Section numbers refer to the on-line version of the book 
AXIOM: The Scientific Computation System by Richard D. Jenks and Robert S. Sutor
 
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A.6.  )clear
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User Level Required:  interpreter
 
Command Syntax: 
 
  - )clear all
  - )clear completely
  - )clear properties all
  - )clear properties  obj1 [obj2 ...]
  - )clear value      all
  - )clear value     obj1 [obj2 ...]
  - )clear mode       all
  - )clear mode      obj1 [obj2 ...]
 
Command Description: 
 
This command is used to remove function and variable declarations,
definitions and values from the workspace. To empty the entire workspace and
reset the step counter to 1, issue
 
)clear all
 
To remove everything in the workspace but not reset the step counter, issue
 
)clear properties all
 
To remove everything about the object x, issue
 
)clear properties x
 
To remove everything about the objects x, y and f, issue
 
)clear properties x y f
 
The word properties may be abbreviated to the single letter ``p''.
 
)clear p all
)clear p x
)clear p x y f
 
All definitions of functions and values of variables may be removed by either
 
)clear value all
)clear v all
 
This retains whatever declarations the objects had. To remove definitions and
values for the specific objects x, y and f, issue
 
)clear value x y f
)clear v x y f
 
To remove the declarations of everything while leaving the definitions and
values, issue
 
)clear mode  all
)clear m all
 
To remove declarations for the specific objects x, y and f, issue
 
)clear mode x y f
)clear m x y f
 
The )display names and )display properties commands may be used to see what
is currently in the workspace.
 
The command
 
)clear completely
 
does everything that )clear all does, and also clears the internal system
function and constructor caches.
 
Also See: 
o )display
o )history
o )undo