Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Java Java Basics Getting Started with Java IO

Posted by Bryce Hunter
Bryce Hunter
1,186 Points

Using the console's printf method, display a message that says, "First name: ", followed by the first name that the user

I get an error saying "Did you forget to include the firstname in the parameter. help please!

IO.java 
// I have imported java.io.Console for you.  It is a variable called console.
String firstName = ("bryce");
  console.readLine ("%s,firstName");
String lastName = ("Hunter");
  console.readLine ("%s,lastName");
console.printf ("First Name: %s",firstName);

1 Answer

Justin Kraft
Justin Kraft
26,327 Points
Justin Kraft
Justin Kraft
26,327 Points

Set the declaration of the String variables as literals, assigning them through the console.readLine() method as such:

String firstName = console.readLine("Enter first name: ");

Then use printf method to print to the console as such:

console.printf("First name: %s", firstName);