This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

The Java array size is set permanently when the array is initialized. The size or length count of an array in Java includes both null and non-null characters. Unlike the String and ArrayList, Java ...

This post explains how to use loops in Java. Learn for loops, while loops, do while, break, and continue. All without going loopy!

The Java array’s length property does not return the number of non-null elements in the array. The Java array length represents the array’s total potential size, not just the number of elements that ...

How to Assign Random Numbers to an Array in Java. Java has a "Random" class that lets you generate a random number you use to implement calculations in your Java source code.