In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read().

A file. That is a good point. Maybe we can just read and write input and output from a file! Computers use files to store information so that the data in those files can be saved and persisted. Let's ...

The steps we’ll follow as you write your first Java program are as follows ... Along with the prompts to input data, the conditional logic of my program generated the following output with the values ...

User input in Java made easy Learn the best ways to handle input from the Java user, and how to format any console output with printf. With pure text Strings, the only flag that makes sense is the ...