Info

此问题已关闭。 请重新打开它进行编辑或回答。

replace the 2nd and 3rd elements without the use of find

5 次查看（过去 30 天）
Chaoyang Jiang
Chaoyang Jiang 2018-6-9
关闭： MATLAB Answer Bot 2021-8-20
a=[2 3 4 1 3];
b=[1 1 0 1 0];
c=[2 3];
how to replace the 2nd and 3rd elements (c) in a(b) by 3 without the use of find? The expecting results are:
a(b)=[2 3 1];
a(b)(c)=[3 1];
The following code cannot run.
a(b)(c)=3;

请先登录，再回答此问题。

回答（1 个）

James Tursa
James Tursa 2018-6-9
Hints:
1) Create a new variable to store a(b) <-- Assuming b is a logical vector here!
2) Use c to index into this variable and replace the values
3) Assign this result back into a(b)

标签

Community Treasure Hunt

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

Start Hunting!

Translated by