about Collection

Java 2009. 11. 18. 23:28

List : sequence, dup elements.
        methods: get(i), contains, indexOf
ArrayList : capocity of array, fast random access
  size, isEmpty, get, set, iterator, listIterator - constant time
  add  - amortized constant time, O(n) time
  other - linear time
  lower constant factor than LinkedList
LinkedList :stack, queue, deque, slow random access, fast insert and delete, memory pointer

- ArrayList vs LinkedList
http://narencoolgeek.blogspot.com/2006/09/arraylist-vs-linkedlist.html

- Selecting Your Collections Library


Posted by 天下太平
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