Java Runtime Memory Behavior and Core Language Mechanics Explained

Object Arrays and Heap Allocation When declaring an object array like String[] arr = new String[5], the JVM allocates a contiguous block in the heap to store five references, not five String objects. Each reference is initialized to null. The array object itself — including its length metadata and reference slots — resides entirely on the heap. ...

Posted on Sun, 12 Jul 2026 16:15:27 +0000 by dvonj