Online PHP editor | rfc for nWRGA

@ 2019-09-22T09:18:08Z

<?php
$a = Array
(
'0' => Array
    (
        'id' => 34,
        'building_id' => 786,
        'tenancy_rate' => 0,
        'rent_per_room' => 10000,
        'management_fee_per_room' => 0
    ),

'1' => Array
    (
        'id' => 35,
        'building_id' => 786,
        'tenancy_rate' => 10,
        'rent_per_room' => 11810,
        'management_fee_per_room' => 5400,
        'rent' => 86050
    ),

'2' => Array
    (
        'id' => 36,
        'building_id' => 786,
        'tenancy_rate' => 20,
        'rent_per_room' => 11810,
        'management_fee_per_room' => 5400,
        'rent' => 86050
    ),
'3' => Array
    (
        'id' => 56,
        'building_id' => 798,
        'tenancy_rate' => 0,
        'rent_per_room' => 10000,
        'management_fee_per_room' => 5400,
        'rent' => 77000
    ),

'4' => Array
    (
        'id' => 57,
        'building_id' => 798,
        'tenancy_rate' => 10,
        'rent_per_room' => 11810,
        'management_fee_per_room' => 5400,
        'rent' => 86050
    ),

'5' => Array
    (
        'id' => 58,
        'building_id' => 798,
        'tenancy_rate' => 20,
        'rent_per_room' => 11810,
        'management_fee_per_room' => 5400,
        'rent' => 86050
    )

);
$f = [];
foreach($a as $v){
    if(!empty($f[$v['tenancy_rate']])){
        $f[$v['tenancy_rate']]['rent'] += $v['rent'];
    }else{
        $f[$v['tenancy_rate']] = [
                'tenancy_rate' => $v['tenancy_rate'],
                'rent'         => isset($v['rent']) ? $v['rent'] : 0
            ];
    }
}
print_r($f);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => Array ( [tenancy_rate] => 0 [rent] => 77000 ) [10] => Array ( [tenancy_rate] => 10 [rent] => 172100 ) [20] => Array ( [tenancy_rate] => 20 [rent] => 172100 ) )

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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
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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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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