« Other Enhancements
Key PHP 5.1.x features »
PHP Manual
Appendices
Migrating from PHP 5.0.x to PHP 5.1.x
Migrating from PHP 5.0.x to PHP 5.1.x
Table of Contents
Key PHP 5.1.x features
Changes in reference handling
Reading []
Integer values in function parameters
Class and object changes
Extensions
Date/time support
Changes in database support
Checking for E_STRICT
See also the migration guides for PHP versions
5.0.x
,
5.2.x
,
5.3.x
,
5.4.x
,
5.5.x
and
5.6.x
.