--TEST--
Test array_walk_recursive() function : error conditions
--FILE--
<?php
/* Prototype : bool array_walk_recursive(array $input, string $funcname [, mixed $userdata])
* Description: Apply a user function to every member of an array
* Source code: ext/standard/array.c
*/
$input = array(1, 2);
/* Prototype : callback(mixed value, mixed key, mixed user_data)
* Parameters : value - value in key/value pair
* key - key in key/value pair
* user_data - extra parameter
*/
function callback ($value, $key, $user_data) {
echo "\ncallback() invoked \n";
}
echo "*** Testing array_walk_recursive() : error conditions ***\n";
echo "-- Testing array_walk_recursive() function with zero arguments --\n";
var_dump( array_walk_recursive() );
echo "-- Testing array_walk_recursive() function with one argument --\n";
var_dump( array_walk_recursive($input) );
$input = array( array(1, 2), array(3), array(4, 5));
echo "-- Testing array_walk_recursive() function with non existent callback function --\n";
var_dump( array_walk_recursive($input, "non_existent") );
echo "Done";
?>
--EXPECTF--
*** Testing array_walk_recursive() : error conditions ***
-- Testing array_walk_recursive() function with zero arguments --
Warning: array_walk_recursive() expects at least 2 parameters, 0 given in %s on line %d
NULL
-- Testing array_walk_recursive() function with one argument --
Warning: array_walk_recursive() expects at least 2 parameters, 1 given in %s on line %d
NULL
-- Testing array_walk_recursive() function with non existent callback function --
Warning: array_walk_recursive() expects parameter 2 to be a valid callback, function 'non_existent' not found or invalid function name in %s on line %d
NULL
Done
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