Online PHP editor | rfc for hBf59

@ 2014-04-11T20:28:18Z

<?php

class Foo{

	public static $alphabet = 'ABCDEFGHIKLMNOPQRSTVXYZabcdefghiklmnopqrstvxyz';

	public static function shorten($number) {
	    $alphabet = self::$alphabet;
	    $base = strlen($alphabet);
	    $number = intval($number, 10);
	    $shortened = "";
	    while ($number > 0) {
	        $remainder = $number % $base;
	        $shortened = $alphabet[$remainder] . $shortened;
	        $number = (int) ($number / $base);
	    }
	    return $shortened;

	}
	public static function unshorten($string) {
	    $alphabet = self::$alphabet;
	    $base = strlen($alphabet);
	    $length = strlen($string);
	    $returnVal = 0;
	    for ($i=$length-1; $i >= 0; --$i) {
	        $ind = strpos($alphabet, $string[$i]);
	        if ($ind === false) {
	            return false;
	        }
	        $returnVal += (int)($ind * pow($base, $i));
	    }
        return $returnVal;
	}
}

$shortened =  Foo::shorten(12343336363636636);
echo $shortened . "\n";
var_dump(Foo::unshorten($shortened));

Output for git.master, git.master_jit, rfc.property-hooks: OSkMYgpOmE int(4376401713183091)

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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