Jul 29, 2009 · This answer fails to properly address the question: "How do I declare and initialize an array in Java?" Other answers here show that it is simple to initialize float and int arrays …

How to make an array of arrays in Java Asked 14 years, 11 months ago Modified 8 years, 5 months ago Viewed 476k times

Arrays.copyOf (): If you want to copy first few elements of an array or full copy of array, you can use this method. Obviously it’s not versatile like System.arraycopy () but it’s also not confusing …

There are 3 steps to create arrays in Java - Declaration – In this step, we specify the data type and the dimensions of the array that we are going to create. But remember, we don't mention …

2 Actually Java doesn't have multi-dimensional array in mathematical sense. What Java has is just array of arrays, an array where each element is also an array. That is why the absolute …

16 In Java 8, we can do a kind of generic array creation using a lambda or method reference. This is similar to the reflective approach (which passes a Class), but here we aren't using reflection.

Oct 1, 2008 · If you look, Arrays ISN'T returning a true java.util.ArrayList. It's returning an inner class that implements the required methods, but you cannot change the memebers in the list.

Arrays.toString As a direct answer, the solution provided by several, including @Esko, using the Arrays.toString and Arrays.deepToString methods, is simply the best. Java 8 - Stream.collect …

Jul 1, 2009 · Your code is incorrect because the sub-arrays have a length of y, and indexing starts at 0. So setting to myStringArray[0][y] or myStringArray[0][x] will fail because the indices x and …

Dec 18, 2011 · I know how to make an empty array, but how do I make a String array with values from the start?