hphp/test/zend/good/ext-standard-array/array_diff_uassoc_variation5.php

   1 <?php
   2 /* Prototype  : array array_diff_uassoc(array arr1, array arr2 [, array ...], callback key_comp_func)
   3  * Description: Computes the difference of arrays with additional index check which is performed by a
   4  *                              user supplied callback function
   5  * Source code: ext/standard/array.c
   6  */
   7
   8 echo "*** Testing array_diff_uassoc() : usage variation ***\n";
   9
  10 //Initialize variables
  11 $arr_default_int = array(1, 2, 3, 4);
  12 $arr_float = array(0 => 1.00, 1.00 => 2.00, 2.00 => 3.00, 3.00 => 4.00);
  13
  14
  15 function key_compare_func($key1, $key2)
  16 {
  17     if ($key1 === $key2) {
  18         return 0;
  19     }
  20     return ($key1 > $key2)? 1:-1;
  21 }
  22
  23 echo "\n-- Result of comparing integers and floating point numbers --\n";
  24 var_dump( array_diff_uassoc($arr_default_int, $arr_float, "key_compare_func") );
  25 var_dump( array_diff_uassoc($arr_float, $arr_default_int, "key_compare_func") );
  26
  27 ?>
  28 ===DONE===