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Java Java Basics Getting Started with Java Strings, Variables, and Formatting

Mohammed Alaklook
Mohammed Alaklook
184 Points

how do i use the string formatter

where do i input the string formatter into the console.printf method

Name.java
// I have setup a java.io.Console object for you named console
String firstName= "Mohammed";
console.printf(   %s firstName+" can code in Java!");

2 Answers

Simon Coates
Simon Coates
28,692 Points

you want:

// I have setup a java.io.Console object for you named console
String firstName= "Mohammed";
console.printf(  "%s can code in Java!", firstName);
Mohammed Alaklook
Mohammed Alaklook
184 Points

thanks simon, btw do you know why treehouse uses printf and not System.out.println();? it would be much simpler? I'm in university and thats that format we are taking btw, thanks again

Mohammed Alaklook
Mohammed Alaklook
184 Points

thanks simon, btw do you know why treehouse uses printf and not System.out.println();? it would be much simpler? I'm in university and thats that format we are taking btw, thanks again

Simon Coates
Simon Coates
28,692 Points

printf has a lot of options in terms of placeholders that make it useful (but complicated). see https://www.cs.colostate.edu/~cs160/.Summer16/resources/Java_printf_method_quick_reference.pdf for quick reference.