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--TEST--
Test array_diff_key() function : usage variation - Passing multi-dimensional array
--FILE--
<?php
echo "*** Testing array_diff_key() : usage variation ***\n";
// Initialise function arguments not being substituted (if any)
$array1 = array(
'first' => array('blue' => 1, 'red' => 2),
'second' => array('yellow' => 7),
'third' => array(0 => 'zero'),
);
$array2 = array (
'first' => array('blue' => 1, 'red' => 2,),
'second' => array('cyan' => 8),
'fourth' => array(2 => 'two'),
);
echo "\n-- Testing array_diff_key() function with multi dimensional array --\n";
var_dump( array_diff_key($array1, $array2) );
var_dump( array_diff_key($array2, $array1) );
?>
--EXPECT--
*** Testing array_diff_key() : usage variation ***
-- Testing array_diff_key() function with multi dimensional array --
array(1) {
["third"]=>
array(1) {
[0]=>
string(4) "zero"
}
}
array(1) {
["fourth"]=>
array(1) {
[2]=>
string(3) "two"
}
}
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