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@ 2015-10-03T17:29:41Z

<?php
function unserialize_handler($errno, $errstr)
{
    echo "Сериализуемое значение недопустимо.\n";
}

$serialized = 'foo';
set_error_handler('unserialize_handler');
$original = unserialize($serialized);
restore_error_handler();


function print_line($fd, $events, $arg)
{
    static $max_requests = 0;

    $max_requests++;

    if ($max_requests == 10) {
        // exit loop after 10 writes
        event_base_loopexit($arg[1]);
    }

    // print the line
    echo  fgets($fd);
}

// create base and event
$base = event_base_new();
$event = event_new();

$fd = STDIN;

// set event flags
event_set($event, $fd, EV_READ | EV_PERSIST, "print_line", array($event, $base));
// set event base
event_base_set($event, $base);

// enable event
event_add($event);
// start event loop
event_base_loop($base);

Output for git.master, git.master_jit, rfc.property-hooks: Сериализуемое значение недопустимо. Fatal error: Uncaught Error: Call to undefined function event_base_new() in /in/2J0KI:29 Stack trace: #0 {main} thrown in /in/2J0KI on line 29
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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