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 ...

At this point, the Scanner still returns a String, although the String contains only one character. To complete the use case, you must convert this one-character String into a single Java char with ...

Pass the static System.in object to the Scanner’s Java constructor; Use Scanner’s next() method to take input one String at a time; Optionally use the Scanner’s hasNext() method to loop over the ...