progress and improvements?

(Snippet originally appeared on http://www.horstmann.com/: thanks to  Cay Horstmann).

1980: C 

printf("%10.2f", x);

1988: C++

cout << setw(10) << setprecision(2) << showpoint << x;

1996: Java

java.text.NumberFormat formatter = java.text.NumberFormat.getNumberInstance(); 
formatter.setMinimumFractionDigits(2); 
formatter.setMaximumFractionDigits(2); 
String s = formatter.format(x); 
for (int i = s.length(); i < 10; i++) System.out.print(' '); 
System.out.print(s);

2004: Java

System.out.printf("%10.2f", x);

2008: Scala and Groovy

printf("%10.2f", x)

(Thanks to Will Iverson for the update. He writes: “Note the lack of semi-colon. Improvement!”)

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