This release focuses mainly on removing functionality deprecated in previous versions and improving language consistency. There are a few incompatibilities and ...

Backward incompatible changes · Deprecated features · New features

The same types are available for return type declarations as are available for argument type declarations. <?php function arraysSum(array ...$arrays): ...

Backward incompatible changes ¶. Changes to error and exception handling ¶. Many fatal and recoverable fatal errors have been converted to exceptions in PHP 7.

PHP 4 style constructors (methods that have the same name as the class they are defined in) are deprecated, and will be removed in the future. PHP 7 will emit ...

This new minor version brings with it a number of new features and a few incompatibilities that should be tested for before switching PHP versions in production ...

New Global Constants » · « New functions · PHP Manual · Appendices · Migrating from PHP 5.6.x to PHP 7.0.x. Change language:.

PHP Manual ¶ · Copyright · PHP Manual · Preface · Getting Started · Introduction · A simple tutorial · Installation and Configuration · General Installation ...

PHP Manual - Manual · Language Reference · PHP: PHP and COM · Hiding PHP

A new type, object, has been introduced that can be used for (contravariant) parameter typing and (covariant) return typing of any objects. <?php function test( ...

PHP Core ¶. debug_zval_dump() now prints "int" instead of "long", and "float" instead of "double"; dirname() now optionally takes a second parameter, ...