Java Challenges: 100+ Proven Tasks that Will Prepare You for Anything

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022

M. IndenJava Challengeshttps://doi.org/10.1007/978-1-4842-7395-1_5

5. Arrays

Michael Inden¹  

(1)

Zurich, Switzerland

 

Arrays are data structures that store either values of a primitive data type or object references in a contiguous storage area. Array creation is shown as follows for numbers of type int and in two variants for names of type String. In the latter case, the shorthand notation and syntactic feature of direct initialization are used, where the size of the array is automatically determined by the compiler by the number of specified elements.

int[] numbers = new int[100];                     // definition without data

String[] names1 = new String[] ...