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@ 2021-06-26T12:54:26Z

<?php

$safe_var = 'all your base they belong to us';

file_put_contents('/tmp/exploit.txt',$safe_var );
// imagine lots of stuff going on here...
$safe_var = file_get_contents('/tmp/exploit.txt');

function make_literal(string $non_literal):string {
    $literal = '';
    for( $i = 0; $i< strlen($non_literal); $i++ ){
        $literal .= chr(ord($non_literal[$i]));
    }
    return $literal;
}

if ( !is_noble($safe_var)) {
    printf( "Darn! I can't use the data I need to use.\n");
}

printf( "But wait...\n");
$safe_var = make_literal($safe_var);

if ( is_noble($safe_var)) {
    printf( "Well, since you did not provide any way to handle *legitimate* exceptions\n");
    printf( "then I will just work around you, you annoying little is_literal() function!\n\n");
    echo strtoupper($safe_var);
    echo "!!!";
}

Output for git.master_jit, git.master, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function is_noble() in /in/oCBp7:17 Stack trace: #0 {main} thrown in /in/oCBp7 on line 17
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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