hphp/test/zend/good/ext-standard-array/array_intersect_key_variation8.php

   1 <?php
   2 /* Prototype  : array array_intersect_key(array arr1, array arr2 [, array ...])
   3  * Description: Returns the entries of arr1 that have keys which are present in all the other arguments.
   4  * Source code: ext/standard/array.c
   5  */
   6
   7 echo "*** Testing array_intersect_key() : usage variation ***\n";
   8
   9 /// Initialise function arguments not being substituted (if any)
  10 $array1 = array(
  11
  12           'first' => array('blue'  => 1, 'red'  => 2),
  13
  14       'second' => array('yellow' => 7),
  15
  16       'third' => array(0 =>'zero'),
  17 );
  18
  19 $array2 = array (
  20
  21           'first' => array('blue'  => 1, 'red'  => 2,),
  22
  23       'second' => array('cyan'   => 8),
  24
  25       'fourth' => array(2 => 'two'),
  26 );
  27 var_dump( array_intersect_key($array1, $array2) );
  28 var_dump( array_intersect_key($array2,$array1 ) );
  29 ?>
  30 ===DONE===