PHP is a server-side scripting language and highlights the difference between a static and a dynamic website. PHP was created approximately twenty years ago, And over the past twenty years the developers have included a number of features, on and off. In time, a number of security updates and bug fixes have been released as well in time.  PHP 7 consistently show speeds twice as fast as PHP 5.6 and many times even faster! The highlights of PHP 7::

  • Huge Performance Improvements
  • Faster loading website
  • Reduced memory usage
  • Type Declarations
  • Consistent 64-bit support
  • Error Handling
  • New version of Zend engine
  • New OperatorsEasy User-land CSPRNG

As there are dozens of new features in new PHP 7, here are the most significant ones.

  • Zero cost asserts– Support for zero cost assert added.
  • Improved performance− Having PHPNG code merged in PHP7, it is twice as fast as PHP 5.
  • Lower Memory Consumption− Optimized PHP 7 utilizes lesser resource.
  • Scalar type declarations− Now parameter and return types can be enforced.
  • Consistent 64-bit support− Consistent support for 64-bit architecture machines.
  • Improved Exception hierarchy− Exception hierarchy is improved.
  • Many fatal errors converted to Exceptions− Range of exceptions is increased covering many fatal error converted as exceptions.
  • Secure random number generator− Addition of new secure random number generator API.
  • Deprecated SAPIs and extensions removed− Various old and unsupported SAPIs and extensions are removed from the latest version.
  • The null coalescing operator (??)− New null coalescing operator added.
  • Return and Scalar Type Declarations− Support for return type and parameter type added.
  • Anonymous Classes− Support for anonymous added.

 

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