clear

Remove variable from workspace.

Syntax

  • clear

  • clear variable_name

  • clear global

  • clear all

  • clear mex

  • clear variables

  • clear functions

  • clear function_name

  • clear mexfunction_name

  • clear variable_name_1 ... variable_name_N

  • clear global variable_name

Input argument

  • variable_name - a string: variable name.

  • global - clears all global variables.

  • all - clears all variables in all scopes

  • mex - clears all mex functions in all scopes

  • variables - clears all variables in current scope.

  • functions - clears cache of macros functions and associated persistent variables.

  • function_name - clears persistent variables of a function.

  • mexfunction_name - clears mex function (see mexAtExit).

Description

clear is used to remove variable given by its name.

clear can also delete handle object if a function handle_TYPE_clear is defined.

Example

A = 3;
who
clear A
who
A

See also

who.

History

Author

Allan CORNET

Last updated