Get started with one-dimensional arrays and array variables ... on the type of the element’s data item. Furthermore, all elements share the same type. Java arrays have a fixed size.

Data structures and algorithms in Java ... is greater than or equal to the value returned by the array variable’s .length property, Java creates and throws an ArrayIndexOutOfBoundsException ...

As a class, String also has methods, meaning that it can provide useful data about itself such as its length. The same is true for other types, such as Arrays. Arrays in Java are variables that ...

An array in Java is a type of variable that can store multiple values. It stores these values based on a key that can be used to subsequently look up that information. Arrays can be useful for ...