/php/pear/PHP/Compat/Function/array_product.php

https://gitlab.com/trang1104/portable_project · PHP · 53 lines · 19 code · 6 blank · 28 comment · 3 complexity · dc7e75f8ae58ff5a3c287b7e1abfd48c MD5 · raw file 

    

  1. <?php

    2. 

  2. // +----------------------------------------------------------------------+

    3. 

  3. // | PHP Version 4                                                        |

    4. 

  4. // +----------------------------------------------------------------------+

    5. 

  5. // | Copyright (c) 1997-2004 The PHP Group                                |

    6. 

  6. // +----------------------------------------------------------------------+

    7. 

  7. // | This source file is subject to version 3.0 of the PHP license,       |

    8. 

  8. // | that is bundled with this package in the file LICENSE, and is        |

    9. 

  9. // | available at through the world-wide-web at                           |

    10. 

  10. // | http://www.php.net/license/3_0.txt.                                  |

    11. 

  11. // | If you did not receive a copy of the PHP license and are unable to   |

    12. 

  12. // | obtain it through the world-wide-web, please send a note to          |

    13. 

  13. // | license@php.net so we can mail you a copy immediately.               |

    14. 

  14. // +----------------------------------------------------------------------+

    15. 

  15. // | Authors: Arpad Ray <arpad@php.net>                                   |

    16. 

  16. // +----------------------------------------------------------------------+

    17. 

  17. //

    18. 

  18. // $Id: array_product.php,v 1.1 2005/12/05 14:49:08 aidan Exp $

    19. 

  19. 

    20. 

  20. 

    21. 

  21. /**

    22. 

  22.  * Replace array_product()

    23. 

  23.  *

    24. 

  24.  * @category    PHP

    25. 

  25.  * @package     PHP_Compat

    26. 

  26.  * @link        http://php.net/time_sleep_until

    27. 

  27.  * @author      Arpad Ray <arpad@php.net>

    28. 

  28.  * @version     $Revision: 1.1 $

    29. 

  29.  * @since       PHP 5.1.0

    30. 

  30.  * @require     PHP 4.0.1 (trigger_error)

    31. 

  31.  */

    32. 

  32. if (!function_exists('array_product')) {

    33. 

  33.     function array_product($array)

    34. 

  34.     {

    35. 

  35.         if (!is_array($array)) {

    36. 

  36.             trigger_error('The argument should be an array', E_USER_WARNING);

    37. 

  37.             return;

    38. 

  38.         }

    39. 

  39. 

    40. 

  40.         if (empty($array)) {

    41. 

  41.             return 0;

    42. 

  42.         }

    43. 

  43. 

    44. 

  44.         $r = 1;

    45. 

  45.         foreach ($array as $v) {

    46. 

  46.             $r *= $v;

    47. 

  47.         }

    48. 

  48. 

    49. 

  49.         return $r;

    50. 

  50.     }

    51. 

  51. }

    52. 

  52.     

    53. 

  53. ?>
    54.