Java Tutorial - 3 - Methods
The goal of these videos will be to start out with a strong foundation in Java through the creation of an efficient Fraction class and then to move on to web development with Java Server Pages(JSP) and Hyper Text Markup Language(HTML). Finally we will end with mobile development on the Android.
/**
Prompts the user to type an integer value using the String s and then returns that value to the caller.
**/
public static int getAnIntegerFromTheUser(String s) {
while(true) {
try {
System.out.print(s);
return new java.util.Scanner(System.in).nextInt();
}
catch(Exception e) {
System.out.println("Invalid input.");
}
}
}
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