evil-php

Read this in other languages: English, 中文.

What? The PHP environment runs too stable with nothing to do? The routine daily development is devoid of challenges? Want to experience the fear of unknown bugs occurring at any time?

Use this extension into your own project, you will witness the following magical effects:

var_dump has a 10% chance of returning NULL on weekends.
in_array always returns false when the array length is divisible by 7.
array_map always loses the last element of the method result on Sundays.
array_filter has a 50% chance of losing the last element in the return value.
sleep always triggers one second slower than the expected time.
The result of strtotime is always 7 minutes slow.
json_encode will turn I (uppercase letter I) into l (lowercase letter L).
substr has a 50% chance of returning an empty string.
mb_strlen has a 50% chance of returning 0.
...

Install

Make Install evil-php

$ /path/to/phpize
$ ./configure --with-php-config=/path/to/php-config
$ make && make install

evil.ini

[evil]
extension=evil.so

example

<?php

var_dump(mb_strlen("123"));

var_dump(substr("abc", 0, 1));

var_dump(json_encode(["a" => "III", "I" => 2]));

var_dump(strtotime("2023-1-1"));

var_dump(in_array(1, [1, 2, 3, 4, 5, 6, 7, 10, 11, 12, "qwe" => "123"]));

var_dump(in_array(1, [1, 2, 3, 4, 5, 6, 7]));

var_dump(array_map(function ($v1, $v2) {
    return $v1 + $v2;
}, [1, 2, 3, 4], [1, 2, 3, 4]));

var_dump(array_filter([1, 2, 3, 4, 5, 6, 7, 10, 11, 12, "qwe" => "123"], function ($v) {
    return $v > 10 || is_string($v);
}));

function user_sleep()
{
    for ($i = 0; $i < 2; $i++) {
        sleep(1);
        echo strtotime(date("Y:m:d H:i:s")) . PHP_EOL;
    }
}

user_sleep();

Solemn Declaration⚠️

This package is only for PHP extension enthusiasts for the purpose of learning and communication. The author of the package does not participate in injections, and shall not be responsible for any losses caused by the introduction of this package.