Unbeatable Tic-Tac-Toe

Select	X	Select
X	O	O
Select	O	X

Warning: DOMDocument::load(): StartTag: invalid element name in /usr/local/www/apache24/data/tictactoe/games.xml, line: 5914 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Premature end of data in tag game line 5911 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 5914 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Fatal error: Uncaught Error: Call to a member function getElementsByTagName() on null in /usr/local/www/apache24/data/tictactoe/index.php:38 Stack trace: #0 /usr/local/www/apache24/data/tictactoe/index.php(113): update_element('t3075', 'moves', '_X_XOO_OX') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('_X_XOO_OX', 't3075') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38