Online PHP editor | rfc for jgpE3

@ 2015-11-03T15:42:13Z

<?php

class parentUserId {

    private $parentId = '';

    function __construct($childid) {
        // convert given long int into binary it must be 64 bit long
        $binary = $this->dec2bin_long($childid);
        //trim first 16 char
        $binary = substr($binary, 0, 16);
        //add '0' in the right side upto string length get 64
        $binary = str_pad($binary, 64, 0, STR_PAD_RIGHT);
        //Convet new binary into decimal
        $this->parentId = $this->bin2dec_long($binary);
    }

    public function getParentId() {
        return $this->parentId;
    }

    private function dec2bin_long($decimal_i) {
        bcscale(0);
        $binary_i = '';
        do {
            $binary_i = bcmod($decimal_i, '2') . $binary_i;
            $decimal_i = bcdiv($decimal_i, '2');
        } while (bccomp($decimal_i, '0'));

        return str_pad($binary_i, 64, 0, STR_PAD_LEFT);
    }

    private function bin2dec_long($binary_i) {
        bcscale(0);
        $decimal_i = '0';
        for ($i = 0; $i < strlen($binary_i); $i++) {
            $decimal_i = bcmul($decimal_i, '2');
            $decimal_i = bcadd($decimal_i, $binary_i[$i]);
        }
        return($decimal_i);
    }

}

$obj = new parentUserId("4335559066275177789");
echo $obj->getParentId();
?>

Output for git.master, git.master_jit, rfc.property-hooks: 4335559066274234368

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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