<< isdouble types module isfloat >>

isempty


Return true if variable var is an empty matrix.


Syntax


res = isempty(var)

Input argument


var

a variable

Output argument


res

a logical: true or false

Description


isempty returns a logical true if the argument is an empty matrix.

Any one of its dimensions is zero.

Examples


A = rand(3, 3, 3);
res = isempty(A)
A(:, :, :) = [];
res = isempty(A)

B = {};
res = isempty(B)
C = struct()
res = isempty(C)
C = struct([])
res = isempty(C)

See also


class, isstruct.

History


Version Description
1.0.0 initial version

Author


Allan CORNET

<< isdouble types module isfloat >>