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run code in 300+ PHP versions simultaneously

@ 2020-10-26T09:56:32Z

<?php

$original = [
    1=>[
        1=>['brand'=> 'bmw' , 'color'=> 'white'],
        171=>['brand'=> 'audi' , 'color'=> 'black'],
        172=>['brand'=> 'volvo' , 'color'=> 'black'],
        175=>['brand'=> 'citroen' , 'color'=> 'green']
    ],
    129=>[
        201=>['brand'=> 'volkswagen' , 'color'=> 'grey'],
        206=>['brand'=> 'bentley' , 'color'=> 'grey'],
        209=>['brand'=> 'mazda' , 'color'=> 'blue'],
    ],
];

$filterOnArray = [172,175,209];


$finalArray = [];


    foreach($original as $key=>$orig ){
        $nonfiter =$orig; 
        foreach($filterOnArray as $filterOnArr){
            if(isset($orig[$filterOnArr])){
                $finalArray[$key][$filterOnArr] = $orig[$filterOnArr];
                unset($nonfiter[$filterOnArr]);
            }
        }
        $finalArray[$key] = $finalArray[$key] +$nonfiter;
    }
    
    print_r($finalArray);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [1] => Array ( [172] => Array ( [brand] => volvo [color] => black ) [175] => Array ( [brand] => citroen [color] => green ) [1] => Array ( [brand] => bmw [color] => white ) [171] => Array ( [brand] => audi [color] => black ) ) [129] => Array ( [209] => Array ( [brand] => mazda [color] => blue ) [201] => Array ( [brand] => volkswagen [color] => grey ) [206] => Array ( [brand] => bentley [color] => grey ) ) )

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Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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