Multiply a column by a number

73 次查看（过去 30 天）
Elaheh
Elaheh 2018-3-30
回答： Roger Stafford 2018-3-30
How Could I simply multiply each element of this array by 4? A=array(:,6);

请先登录，再回答此问题。

采纳的回答

David Fletcher
David Fletcher 2018-3-30
A=A.*4

更多回答（1 个）

Roger Stafford
Roger Stafford 2018-3-30
Let Ar be the name of the array.
Ar(:,6) = 4*Ar(:,6);
What could be simpler? Since 4 is a scalar, it is automatically applied to each element of that column.

类别

在 Help Center 和 File Exchange 中查找有关 Multidimensional Arrays 的更多信息

标签

Community Treasure Hunt

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

Start Hunting!

Translated by