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@ 2015-11-06T12:56:42Z

<?php

function test_print($item, $key)
{
    echo "$key holds $item\n";
}

function recursion($array, $key_parent)
{
    if(count($array) == 0)
        return;
    
    foreach (new RecursiveIteratorIterator(
        new RecursiveArrayIterator($array), 
        RecursiveIteratorIterator::CATCH_GET_CHILD) 
            as $key => $value) 
    {
        if(is_array($value))
        {
            echo 'My Array Node ' . $key;
            recursion($value);
        }
        
        else
        {
            //echo 'My node ' . $key . ' with value ' . $value . PHP_EOL;
            if($key == $key_parent)
                $array[$key] = "**";
        }
    }
}

$information = array("login" => "someUsername", 
        "password" => "somePassword",
        "card_pin"=>"card_1234",
        "pin"=>"pin_356",
        "iin" => "iin_123", 
        "shipping" => array("telephone" => "telephone_998"),
        "cardnumber" => "card_number_876",
        "customer_id" => "customer_654");
$list = "login,customer_id";
print_r($information);
//array_walk_recursive($information, 'test_print');
recursion($information, "login");
print_r($information);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [login] => someUsername [password] => somePassword [card_pin] => card_1234 [pin] => pin_356 [iin] => iin_123 [shipping] => Array ( [telephone] => telephone_998 ) [cardnumber] => card_number_876 [customer_id] => customer_654 ) My Array Node shipping Fatal error: Uncaught ArgumentCountError: Too few arguments to function recursion(), 1 passed in /in/V7cui on line 21 and exactly 2 expected in /in/V7cui:8 Stack trace: #0 /in/V7cui(21): recursion(Array) #1 /in/V7cui(44): recursion(Array, 'login') #2 {main} thrown in /in/V7cui on line 8
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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