differences between two arrays
arrays, java
Solution
Convert array to `Set<String>`
new HashSet<String>(Arrays.asList(array));
and do
Set<String> commonOnes = biggerSet.retainAll(smallerSet);
biggerSet.removeAll(commonOnes).add(smallerSet.removeAll(commonOnes))
or use guava `difference()`
Problem
Possible Duplicate: intersection/union of arraylists in java Hello I have two string arrays.I want to print differences between two arrrays.Is there any java method for this? For example; ``` String[ ] first={"A","B","C"}; String[ ] second={"C","B"}; ``` and result must be "A". Thanks for all comments.