## how to interchange array elements

Asked by Sivakumaran Chandrasekaran

### Sivakumaran Chandrasekaran (view profile)

on 28 Mar 2013

my input is x=[11 12 13 14 15]. my output should be y=[15 12 13 14 11]. how to interchange particular values without disturbing other elements.?

## Products

### Andrei Bobrov (view profile)

Answer by Andrei Bobrov

### Andrei Bobrov (view profile)

on 28 Mar 2013
```x = [11 12 13 14 15];
y = x;
y([end,1]) = y([1,end]);
```

### Honglei Chen (view profile)

Answer by Honglei Chen

### Honglei Chen (view profile)

on 28 Mar 2013

Not sure if this is what you are looking for, but here is one way to do it, as long as you know the order

```y = x([5 2 3 4 1])
```

Sivakumaran Chandrasekaran

### Sivakumaran Chandrasekaran (view profile)

on 28 Mar 2013

no. first element and last element should be interchanged is my objective..

Cedric Wannaz

### Cedric Wannaz (view profile)

on 28 Mar 2013
` y = [x(end), x(2:end-1), x(1)] ;`

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