Answers for "copying an arraylist java"

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copy arraylist java

List<Something> original=new ArrayList<>();
//insert elements
List<Something> copy=new ArrayList<>(original);//create copy here
System.out.println(copy.equals(original));//true because the copy has the same elements
System.out.println(copy==original);//false because it is another List

Posted by: Guest on April-15-2021

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