Online PHP editor | output for oZJlf

@ 2013-04-06T12:39:02Z

<?php
/**
 * sort() triggers type-conversion notice
 * @link https://bugs.php.net/bug.php?id=64580
 */
function obj($prop) {
    // return array($prop);
    global $objects;
    isset($objects) || $objects = 0;
    $objects++;
    return (object) array('prop' => $prop);
}

function tostring($val) {
    if (is_object($val)) {
        $val = sprintf('obj(%s)', $val->prop);
    }
    if (is_array($val)) {
        $val = '[' . implode(',', $val) . ']';
    }
    return $val;
}

function handler() {
    global $errors;
    isset($errors) || $errors = 0;
    $errors++;
}

$subject = array(3, 3, 2, 3, 3, 2, 2, 3, 3, 1, 1, obj(1), 1, obj(1.2), 2, obj(2), 2, 2, 2, 2, obj(2.1), 1, 0, 0);

set_error_handler('handler');
sort($subject);
set_error_handler(FALSE);

printf("sort caused %d error(s) in an array of %d member(s) of which %d are object(s).\n", $errors, count($subject), $objects);

echo 'sort()-result: ', implode(', ', array_map('tostring', $subject));

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Fatal error: Uncaught TypeError: set_error_handler(): Argument #1 ($callback) must be a valid callback or null, no array or string given in /in/oZJlf:34 Stack trace: #0 /in/oZJlf(34): set_error_handler(false) #1 {main} thrown in /in/oZJlf on line 34
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: sort caused 10 error(s) in an array of 24 member(s) of which 4 are object(s). sort()-result: 0, 0, 1, 1, obj(1), obj(1.2), obj(2), obj(2.1), 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40: sort caused 44 error(s) in an array of 24 member(s) of which 4 are object(s). sort()-result: 0, 0, 1, 1, 1, 1, obj(1), obj(1.2), obj(2), obj(2.1), 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5: sort caused 1 error(s) in an array of 24 member(s) of which 4 are object(s). sort()-result: 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, obj(1), obj(1.2), obj(2), obj(2.1)

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