The Java Console class has greatly simplified user input in Java. The readLine method to get user input from the console, and the printf method for outpu, are way easier than using Java Scanner or ...

Use the Scanner’s next () or nextLine() methods to convert user input into the appropriate type. Use the Java user input in your program. Java Scanner import example Found in the java.util package, ...

Method and variable handles vs. Java reflection To truly understand MethodHandles and VarHandles —what they do and why they are useful—it’s helpful to know a few things about reflection in Java.

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().