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Index › Programming Questions & Help › Syntax Questions › Combine two arrays with no duplicates

jeffg Senior Member Offline Posts: 472	Combine two arrays with no duplicates Dec 12th, 2009, 4:36pm   Lets say I have array1 {a,b,c,d,e} array2 {b,c,d,e,f,g} What is the best way to combine these two arrays into one with no duplicates? array 3 {a,b,c,d,e,f,g}

JR Full Member Offline Posts: 149	Re: Combine two arrays with no duplicates Reply #1 - Dec 13th, 2009, 2:01am   Are both arrays sorted? Or do the elements have a random order?

jeffg Senior Member Offline Posts: 472	Re: Combine two arrays with no duplicates Reply #2 - Dec 13th, 2009, 5:10am   They're random..

JR Full Member Offline Posts: 149	Re: Combine two arrays with no duplicates Reply #3 - Dec 13th, 2009, 10:31am   http://java.sun.com/j2se/1.4.2/docs/api/java/util/Set.html From the documentation: "A collection that contains no duplicate elements. More formally, sets contain no pair of elements e1 and e2 such that e1.equals(e2), and at most one null element."