hphp/test/zend/good/ext-standard-array/array_intersect_uassoc_variation6.php

   1 <?php
   2 /* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
   3  * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
   4  * Source code: ext/standard/array.c
   5  */
   6
   7 echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
   8
   9 //Initialize variables
  10 $arr_float = array(0 => 1.00, 1.00 => 2.00);
  11 $arr_string = array('1', '2', '3');
  12 $arr_string_float = array('1.00', '2.00');
  13
  14 function key_compare_func($a, $b)
  15 {
  16     if ($a === $b) {
  17         return 0;
  18     }
  19     return ($a > $b)? 1:-1;
  20 }
  21
  22 echo "\n-- Result of floating points and strings containing integers intersection --\n";
  23 var_dump( array_intersect_uassoc($arr_float, $arr_string, "key_compare_func") );
  24
  25 echo "\n-- Result of floating points and strings containing floating point intersection --\n";
  26 var_dump( array_intersect_uassoc($arr_float, $arr_string_float, "key_compare_func") );
  27 ?>
  28 ===DONE===