Online PHP editor | rfc for UdVsB

@ 2015-04-29T08:06:16Z

<?php

$one = array( 1, 2, 3 );
$two = array( null );
$two[1] =& $one;

var_dump( $two );

class foo {
    static function bar( &$v ) {
        var_dump( $v );
    }
}

foo::bar( $two );

/*

class foo {
    static $mem;
    
    static function setMem( &$v ) {
        self::$mem[ $v[0] ] = $v[1];
    }
    
    static function readMem( &$v ) {
        $a = $v[3];
        $v[2][$a] =& self::$mem[ $v[1] ];
    }
    
    static function reset( &$v ) {
        reset( $v[0] );
    }
    
    static function each( &$v ) {
        var_dump( $v );
        $t = each( $v[0] );
        self::$mem[ $v[1] ] = $t[1];
    }
    static function show( &$v ) {
        echo $v[0];
    }
    
}

$reset = array(null);
$each = array(null, 'new');
$show = array(null);


$arr = array(
    array('variable', array(1, 2, 3) ),
    array( 1=>'variable', 3=>0 ),
    array(),
    array( 1=>'variable', 3=>0 ),
    $each,
    array( 1=>'new', 3=>0 ),// 5
    $show,
);
$arr[1][2] =& $reset;
$arr[2][0] =& $reset;
$arr[3][2] =& $each;
$arr[5][2] =& $show;

$n = 0;
foo::setMem( $arr[$n++] ); // 0
foo::readMem( $arr[$n++] ); // 1
foo::reset( $arr[$n++] ); // 2
foo::readMem( $arr[$n++] ); // 3
var_dump( $each );
foo::each( $arr[$n++] ); // 4
foo::readMem( $arr[$n++] ); // 5
foo::show( $arr[$n++] ); // 6

*/

Output for git.master, git.master_jit, rfc.property-hooks: array(2) { [0]=> NULL [1]=> &array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) } } array(2) { [0]=> NULL [1]=> &array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) } }

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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