The March of Progress

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);

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