What is wrong with first method of converting array of

Question

What is wrong with first method of converting array of

primitive types to ArrayList any other way to do it?
int[] arr = {1,2,3};
ArrayList<Integer> l = new ArrayList<Integer>(Arrays.asList(arr));
ArrayList<Integer> list = new ArrayList<Integer>(Arrays.asList(1,2,3,4));

0

01.07.2019

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Dmytro Buryak · Accepted Answer

Dmytro Buryak

Nothing wrong excerpt that it doesn't do any conversion. Check this: https://docs.oracle.com/javase/8/docs/api/java/lang/String.html#join-java.lang.CharSequence-java.lang.Iterable-

0

01.07.2019

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What is wrong with first method of converting array of

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