hphp/test/zend/good/ext-standard-array/array_diff_key_variation6.php

   1 <?php
   2 /* Prototype  : array array_diff_key(array arr1, array arr2 [, array ...])
   3  * Description: Returns the entries of arr1 that have keys which are not present in any of the others arguments.
   4  * Source code: ext/standard/array.c
   5  */
   6
   7 echo "*** Testing array_diff_key() : usage variation ***\n";
   8
   9 // Initialise function arguments not being substituted (if any)
  10 $input_array = array(0 => '0', 1 => '1', -10 => '-10', 'true' => 1, 'false' => 0);
  11 $boolean_indx_array = array(true => 'boolt', false => 'boolf', TRUE => 'boolT', FALSE => 'boolF');
  12
  13 echo "\n-- Testing array_diff_key() function with boolean indexed array --\n";
  14 // loop through each element of the array for arr1
  15 var_dump( array_diff_key($input_array, $boolean_indx_array) );
  16 var_dump( array_diff_key($boolean_indx_array, $input_array) );
  17 ?>
  18 ===DONE===