Re: Using Arrays and Collections
On Mar 20, 2:02 pm, "Danno" <dh.evolutionn...@gmail.com> wrote:
On Mar 20, 1:22 pm, Philipp <sicsic...@freesurf.ch> wrote:
Michael Rauscher wrote:
Eric Sosman schrieb:
Philipp wrote On 03/20/07 14:22,:
Hello,
What's wrong with this code?
int[] intArray = {1,4,3};
int max = Collections.max(Arrays.asList(intArray));
Arrays.asList() requires an array of object references
and returns a List of object references. An int value is
not an object reference.
Arrays.asList uses a variable length argument list, so it doesn't
require an array. It returns a List<int[]> and since arrays don't
implement the Comparable interface, Collections.max can't be used on
such lists.
Is there a nice way to find the maximum number in an int array then?
Thanks Phil
List<Integer> myList2 = Arrays.<Integer>asList(1,4,3);
int max = Collections.<Integer>max(myList2);
BTW..If you want to keep the array, you just need box it to an
Integer...
Integer[] intArray = {1,4,3};
List<Integer> myList2 = Arrays.<Integer>asList(intArray);
int max = Collections.<Integer>max(myList2);
System.out.println(max);
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