Scilab Function
Last update : 28/12/2008

isdef - check variable existence

Calling Sequence

isdef(name [,where])

Parameters

Description

isdef(name) returns %T if the variable 'var-name' exists and %F otherwise.

isdef(name,'local') returns %T if the variable 'var-name' exists in the local environment of the current function and %F otherwise.

Examples


A=1;
isdef('A')
clear A
isdef('A')
 
  

See Also

exists,  whereis,  type,  typeof,  clear,