Online PHP editor | output for f7cn9

@ 2015-09-21T19:06:24Z

<?php

function &random_value(&$array, $default=null)
{
    $k = 0; // mt_rand(0, count($array) - 1);
    if (isset($array[$k])) {
        return $array[$k];
    } else {
        return $default;
    }
}

$companies   = array();
$companies[] = array("name" => "Acme Co",  "employees"=> array( "John", "Jane" ));
$companies[] = array("name" => "Inotech",  "employees"=> array( "Bill", "Michael" ));

$x = &random_value($companies);
$x["employees"][] = "Donald";
var_dump($x, $companies);

Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.21, 8.3.0 - 8.3.9: array(2) { ["name"]=> string(7) "Acme Co" ["employees"]=> array(3) { [0]=> string(4) "John" [1]=> string(4) "Jane" [2]=> string(6) "Donald" } } array(2) { [0]=> &array(2) { ["name"]=> string(7) "Acme Co" ["employees"]=> array(3) { [0]=> string(4) "John" [1]=> string(4) "Jane" [2]=> string(6) "Donald" } } [1]=> array(2) { ["name"]=> string(7) "Inotech" ["employees"]=> array(2) { [0]=> string(4) "Bill" [1]=> string(7) "Michael" } } }

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