1<code java> 2/** 3 * The HelloWorldApp class implements an application that 4 * simply displays "Hello World!" to the standard output. 5 */ 6class HelloWorldApp { 7 public static void main(String[] args) { 8 System.out.println("Hello World!"); //Display the string. 9 } 10} 11</code> 12 13<code pascal> 14for i:=maxint to 0 do 15begin 16{ do nothing } 17end; 18Write('Case insensitive'); 19Write('Pascal keywords.'); 20</code> 21 22<php> 23echo "Hello, Dokuwiki!"; 24</php> 25 26<PHP> 27echo "Hello again, Dokuwiki!; 28</PHP> 29 30<html> 31I am <strong>strong</strong> 32</html> 33 34<HTML> 35I am <strong>stronger</strong> 36</HTML> 37 38<file php myexample.php> 39<?php echo "hello world!"; ?> 40</file> 41<code php myexample.php> 42<?php echo "hello world!"; ?> 43</code>