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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  use Symfony\Polyfill\Php55 as p;
  13  
  14  if (PHP_VERSION_ID >= 50500) {
  15      return;
  16  }
  17  
  18  if (!function_exists('boolval')) {
  19      function boolval($val) { return p\Php55::boolval($val); }
  20  }
  21  if (!function_exists('json_last_error_msg')) {
  22      function json_last_error_msg() { return p\Php55::json_last_error_msg(); }
  23  }
  24  if (!function_exists('array_column')) {
  25      function array_column($array, $columnKey, $indexKey = null) { return p\Php55ArrayColumn::array_column($array, $columnKey, $indexKey); }
  26  }
  27  if (!function_exists('hash_pbkdf2')) {
  28      function hash_pbkdf2($algorithm, $password, $salt, $iterations, $length = 0, $rawOutput = false) { return p\Php55::hash_pbkdf2($algorithm, $password, $salt, $iterations, $length, $rawOutput); }
  29  }