1. 샘플 코드
List<String> myList = new ArrayList<String>(); myList.add("j"); myList.add("a"); myList.add("v"); myList.add("a"); System.out.print("myArray="); String[] newArray = new String[myList.size()]; for ( String s : newArray) { System.out.print(s+","); } myList.toArray(newArray); System.out.print("\nmyArray="); for ( String s : newArray) { System.out.print(s+","); } List<String> newList = new ArrayList<>(Arrays.asList(newArray)); System.out.print("\nnewList="); for ( String s : newList) { System.out.print(s+","); }
2. 실행 결과
myArray=null,null,null,null, myArray=j,a,v,a, newList=j,a,v,a,