The empty quotes make the Scanner chunk out the line one char at a time. At this point, the Scanner still returns a String, although the String contains only one character. To complete the use case, ...

Java Scanner char input example. Interestingly, the Java Scanner char input is not supported through a defined method in the Scanner class. However, it is possible to have a Scanner input one char at ...

/*Given 2 strings, a and b, return a new string made of the first char of a and the last char of b, so "yo" and "java" yields "ya". If either string is length 0, use '@' for its missing char ...