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@ 2014-08-28T15:36:56Z

<?php

function var_import($var)
{
    if (strcasecmp($var, 'null') === 0) {
        return null;
    }
    if (strcasecmp($var, 'true') === 0) {
        return true;
    }
    if (strcasecmp($var, 'false') === 0) {
        return false;
    }
    if ($var === ((string) (int) $var)) {
        return (int) $var;
    }
    if ($var === ((string) (float) $var)) {
        return (float) $var;
    }
    if (preg_match('<^"((?:[^"\\\\]|\\\\.)*)"|\'((?:[^\'\\\\]|\\\\.)*)\'$>', $str)) {
        return eval('return ' . $var . ';');
    }
    throw new YUNOMAEKSENSEException('dumbass.');
}

foreach ([
    '1',
    '2.3',
    'true',
    'FALSE',
    'Null',
    '"foo\nbar"',
    'foobar',
] as $var) {
    ob_start();
    var_dump(var_import($var));
    echo sprintf('"%s" => %s', $var, trim(ob_get_clean())) . PHP_EOL;
}

Output for git.master, git.master_jit, rfc.property-hooks: "1" => int(1) "2.3" => float(2.3) "true" => bool(true) "FALSE" => bool(false) "Null" => NULL Warning: Undefined variable $str in /in/6iZRd on line 20 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/6iZRd on line 20 Fatal error: Uncaught Error: Class "YUNOMAEKSENSEException" not found in /in/6iZRd:23 Stack trace: #0 /in/6iZRd(36): var_import('"foo\\nbar"') #1 {main} thrown in /in/6iZRd on line 23
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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