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

   1 <?php
   2 /* Prototype  : array array_diff_ukey(array arr1, array arr2 [, array ...], callback key_comp_func)
   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_ukey() : error conditions ***\n";
   8
   9 // Initialize
  10 $array1 = array('blue'  => 1, 'red'  => 2, 'green'  => 3, 'purple' => 4);
  11 $array2 = array('green' => 5, 'blue' => 6, 'yellow' => 7, 'cyan'   => 8);
  12 $extra_arg = 10;
  13
  14 function key_compare_func($key1, $key2)
  15 {
  16     if ($key1 == $key2) {
  17         return 0;
  18     }
  19     return ($key1 > $key2)? 1:-1;
  20 }
  21
  22 //Test array_diff_ukey with one more than the expected number of arguments
  23 echo "\n-- Testing array_diff_ukey() function with more than expected no. of arguments --\n";
  24 var_dump( array_diff_ukey($array1, $array2, 'key_compare_func', $extra_arg) );
  25
  26 // Testing array_diff_ukey with one less than the expected number of arguments
  27 echo "\n-- Testing array_diff_ukey() function with less than expected no. of arguments --\n";
  28 var_dump( array_diff_ukey($array1, $array2) );
  29
  30 // Testing array_diff_ukey with one less than the expected number of arguments
  31 echo "\n-- Testing array_diff_ukey() function with no arguments --\n";
  32 var_dump( array_diff_ukey() );
  33 ?>
  34 ===DONE===