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Codex

Version 2.5

Contents

On Saturday, March 29, 2008, WordPress 2.5 was released. For information on the changes and improvements in this new version, see the Changelog for 2.5.

The database version (db_version in wp_option) is 7558.

See WordPress 2.5 Theme Compatibility and Plugin Compatibility to confirm the theme and plugins you're using are compatible.

Changes in Minimum Requirements

  • PHP 4.3 or greater (old requirement was PHP 4.2 or greater).

New User Features

Developer

  • Use $wpdb->prepare everywhere
  • Switch to expect unescaped data for internal functions
  • XML-RPC refactor
  • Plugabble media buttons
  • Shortcode API
See also index of various WordPress Versions.