issparse

入力値が疎行列かどうかを調べる

呼び出し手順

res = issparse(S)

引数

S: scilabオブジェクト
res: 1: 行列は疎行列, 0: その他

説明

res = issparse(S) は、S が疎行列の時に1, それ以外の時に0を返します.

例

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

参照

type — 変数の型を返す
typeof — Human-readable type or overloading code of an object

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Last updated:
Wed Jun 15 08:35:27 CEST 2016