Replace object Index in NSMutableArray

Question

I have NSMutableArray. There are for example such objects: 0, 1, 2. How can I replace object 0 into index where object 2. In result I want array with objects: 1, 2, 0. Thanks.

Answer 1

@trojanfoe, there is a simple mistake in your answer.

The first line of the code does not return anything as per doc. So it should be,

id object = [[array objectAtIndex:0] retain];
[array removeObjectAtIndex:0];
[array insertObject:object atIndex:2];
[object release];