how can i add row to matrix
Afficher commentaires plus anciens
like a =
0 2 3
1 1 1
7 8 9
and make it like this
a =
0 2 3
7 8 9
1 1 1
7 8 9
Réponse acceptée
Geoff Hayes
le 9 Jan 2018
mohammed - you could try
a = [a(1,:) ; a(3,:) ; a(2:3,:)]
We use the square brackets [] to concatenate the set of row together to make the new a.
Plus de réponses (2)
Stephen23
le 9 Jan 2018
>> a([1,3,2,3],:)
ans =
0 2 3
7 8 9
1 1 1
7 8 9
Anoop Singh
le 24 Fév 2019
Modifié(e) : Anoop Singh
le 24 Fév 2019
0 votes
a = cat(1, a(1,:), a(3,:), a(2:3,:))
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