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/hphp/test/zend/bad/ext/standard/tests/array/array_unique_variation6.php

http://github.com/facebook/hiphop-php
PHP | 32 lines | 17 code | 6 blank | 9 comment | 1 complexity | 9590165136420bde4c33f6ee8c2a2b5b MD5 | raw file
Possible License(s): LGPL-2.1, BSD-2-Clause, BSD-3-Clause, MPL-2.0-no-copyleft-exception, MIT, LGPL-2.0, Apache-2.0
  1. <?php
  2. /* Prototype : array array_unique(array $input)
  3. * Description: Removes duplicate values from array
  4. * Source code: ext/standard/array.c
  5. */
  6. /*
  7. * Testing the functionality of array_unique() by passing
  8. * array having reference variables as values.
  9. */
  10. echo "*** Testing array_unique() : array with reference variables for \$input argument ***\n";
  11. $value1 = 10;
  12. $value2 = "hello";
  13. $value3 = 0;
  14. $value4 = &$value2;
  15. // input array containing elements as reference variables
  16. $input = array(
  17. 0 => 0,
  18. 1 => &$value4,
  19. 2 => &$value2,
  20. 3 => "hello",
  21. 4 => &$value3,
  22. 5 => $value4
  23. );
  24. var_dump( array_unique($input, SORT_STRING) );
  25. echo "Done";
  26. ?>