Online PHP editor | rfc for 5mS1U

@ 2018-02-25T21:43:27Z

<?php

/**
 * Defines PHP-related constants for use with Drupal.
 */
final class Requirements {

  /**
   * Minimum supported version of PHP.
   */
  const MINIMUM_PHP = '5.5.9';

  /**
   * Minimum recommended value of PHP memory_limit.
   *
   * 64M was chosen as a minimum requirement in order to allow for additional
   * contributed modules to be installed prior to hitting the limit. However,
   * 40M is the target for the Standard installation profile.
   */
  const MINIMUM_PHP_MEMORY_LIMIT = '64M';

  /**
   * Minimum recommended version of PHP.
   *
   * Sites installing Drupal on PHP versions lower than this will see a warning
   * message, but Drupal can still be installed. Used for (e.g.) PHP versions
   * that have reached their EOL or will in the near future.
   */
  const RECOMMENDED_PHP = '7.1';

}

if (version_compare(PHP_VERSION, Requirements::MINIMUM_PHP) < 0) {
    print 'Your PHP installation is too old. Drupal requires at least PHP 5.5.9. See the <a href="https://www.drupal.org/requirements">system requirements</a> page for more information.';

}
else {
      print 'Your PHP installation is just fine.';
}

Output for git.master, git.master_jit, rfc.property-hooks: Your PHP installation is just fine.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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