Set index java

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I’m sure there’s a good reason, but could someone please explain. The Set interface doesn’t have something like as an indexOf() method. A small static custom method in a Util class would help . E element) replaces the element at the specified position in this list with the specified element. The 9th element, for example, would therefore be accessed at index 8. To set the entire array at once, use java.

Int(Object array, int index, int value) and may be retrieved with Array. I’m sure this will upset some folks, but in my case I actually had need of a sorte unique (set) that also could return an element from an index. The size, isEmpty, get, set, iterator, and listIterator operations run in constant time.

Returns the index of the first occurrence of the specified element in this list, . To access indices Java API, you need to call indices() method from an AdminClient.