Array indexing nth spaced element

9 次查看（过去 30 天）
Raquel Flores
Raquel Flores 2020-3-2
回答： Adam 2020-3-2
How do I extract the nth spaced elements of an array?
a = [1 2 3 4 5 6 7 8 9 10 11 12]
I want to extract a(1), a(1+n), a(1+2n),... elements.
My array is quite long, so writing the above manually is not an option.
Is there a way of doing so without using a for loop?

请先登录，再回答此问题。

采纳的回答

Adam
Adam 2020-3-2
a( 1:n:end )

更多回答（0 个）

类别

在 Help Center 和 File Exchange 中查找有关 Matrix Indexing 的更多信息

标签

产品

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by