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@ 2023-07-03T09:03:49Z

<?php

$array = [    

    0 => [  
        "label"    =>  "Radiator",  
        "details"  =>   [[  
                            "label"     => "Condition",  
                            "value"     => "New",
                        ], 
                        [  
                            "label"     => "Type",  
                            "value"     => "Wall",
                        ]],
    ],  
    1 => [  
        "label"    =>  "Airco",  
        "details"  =>   [[  
                            "label"     => "Condition",  
                            "value"     => "New",
                        ], 
                        [  
                            "label"     => "Type",  
                            "value"     => "",
                        ]], 
    ], 
    2 => [  
        "label"    =>  "Refrigerator",  
        "details"  =>   [[  
                            "label"     => "Condition",  
                            "value"     => "Bad",
                        ], 
                        [  
                            "label"     => "Type",  
                            "value"     => "Wall",
                        ]], 
    ],
];

foreach($array as &$row){
    foreach($row['details'] as $key => $record){
        if(strlen($record['value']) == 0){
            unset($row['details'][$key]);
        }
    }
}

print_r($array);

Output for git.master_jit, git.master, rfc.property-hooks: Array ( [0] => Array ( [label] => Radiator [details] => Array ( [0] => Array ( [label] => Condition [value] => New ) [1] => Array ( [label] => Type [value] => Wall ) ) ) [1] => Array ( [label] => Airco [details] => Array ( [0] => Array ( [label] => Condition [value] => New ) ) ) [2] => Array ( [label] => Refrigerator [details] => Array ( [0] => Array ( [label] => Condition [value] => Bad ) [1] => Array ( [label] => Type [value] => Wall ) ) ) )

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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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