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Aide Scilab >> Matrices creuses > Manipulation des Matrices Creuses > issparse

issparse

determine whether input is sparse

Calling Sequence

res = issparse(S)

Arguments

S

a scilab object

res

1 is the matrix is a sparse and 0 otherwise/

Description

res = issparse(S) returns 1 if S is a sparse matrix and 0 otherwise.

Examples

sp = sparse([1,2;4,5;3,10],[1,2,3]);
            if issparse(sp) == 1 then
            disp("It is a sparse");
            end
            
            A = 1;
            if issparse(A) == 0 then
            disp("It is not a sparse");
            end

See Also

  • type — Retourne le type d'une variable
  • typeof — object type
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Last updated:
Mon Oct 01 17:37:21 CEST 2012