PHP 7 features and improvements

PHP 7 was one of the most exciting events and release after major version PHP 5. PHP 7 introduces many new features and lots of performances upgrades.

PHP 7 also removes some old functionalities and features which were not compatible with older applications while migrating to new version.

PHP 7 released on 3rd December 2015.

New PHP 7 includes the following features:

  • Improved performance
  • Scalar type declarations
  • Spaceship operator
  • NULL coalesce operator
  • Return type declarations
  • Constant arrays using define()
  • Anonymous classes
  • Generator delegation
  • Throwables
  • Uniform variable syntax
  • Generator return expressions
  • Closure::call() method