Migrating from PHP 4 to PHP 5.0.x
Table of Contents
- What has changed in PHP 5.0.x
- Backward Incompatible Changes
- CLI and CGI
- Migrating Configuration Files
- New Functions
- New Directives
- Databases
- New Object Model
- Error Reporting
See also the migration guides for PHP versions 5.1.x, 5.2.x and 5.3.x.