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--TEST--
Test array_diff_ukey() function : usage variation - Passing boolean indexed array
--FILE--
<?php
/* Prototype : array array_diff_ukey(array arr1, array arr2 [, array ...], callback key_comp_func)
* Description: Returns the entries of arr1 that have keys which are not present in any of the others arguments.
* Source code: ext/standard/array.c
*/
echo "*** Testing array_diff_ukey() : usage variation ***\n";
// Initialise function arguments not being substituted (if any)
$input_array = array(0 => '0', 1 => '1', -10 => '-10', 'true' => 1, 'false' => 0);
$boolean_indx_array = array(true => 'boolt', false => 'boolf', TRUE => 'boolT', FALSE => 'boolF');
function key_compare_func($key1, $key2)
{
return strcasecmp($key1, $key2);
}
echo "\n-- Testing array_diff_ukey() function with boolean indexed array --\n";
var_dump( array_diff_ukey($boolean_indx_array, $input_array, 'key_compare_func') );
var_dump( array_diff_ukey($input_array, $boolean_indx_array, 'key_compare_func') );
?>
--EXPECT--
*** Testing array_diff_ukey() : usage variation ***
-- Testing array_diff_ukey() function with boolean indexed array --
array(0) {
}
array(3) {
[-10]=>
string(3) "-10"
["true"]=>
int(1)
["false"]=>
int(0)
}
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