PHP 4 end of life announcement
移行を考えないとな。
PHP 4 end of life announcement
http://www.php.net/index.php#2007-07-13-1
- The PHP development team hereby announces that support for PHP 4 will continue until the end of this year only. After 2007-12-31 there will be no more releases of PHP 4.4.
Migrating from PHP 4 to PHP 5
http://www.php.net/manual/en/migration5.php