Vector
- The underlying data structure is resizable or growable Array.
- Insertion order is preserve.
- Duplicate objects are allow.
- Null insertion is possible.
- Hetrogenious objects are allow.
- Vector class implements Serializable, Clonable & RandomAccess interface.
- Best suitable for frequent operation is retrieval.
- Worst choice is frequent operation is insertion or deletion on middle.
- Every method present in Vector class is Synchronized. Hence vector object is thread safe.
Different between ArrayList and Vector:-
ArrayList |
Vector |
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