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@ 2018-10-19T11:51:38Z

<?php

$data = [
    'c' => [
        'confidence' => 0.999,
        'name' => 'not_valid.png',
    ],
    'a' => [
        'confidence' => 0.999,
        'name' => 'valid.png',
    ],
    'b' => [
        'confidence' => 0.98,
        'name' => 'valid.png',
    ],
    'd' => [
        'confidence' => 0.98,
        'name' => 'not_valid.png',
    ],
];

uasort($data, function (array $a, array $b) {
    if (array_key_exists('name', $a) && $a['name'] != 'not_valid.png') {
        if (array_key_exists('name', $b) && $b['name'] != 'not_valid.png') {
            if ($a['confidence'] == $b['confidence']) {
                return 0;
            }
    
            return $a['confidence'] > $b['confidence'] ? -1 : 1;
        }
        return -1;
    } else if (array_key_exists('name', $b) && $b['name'] != 'not_valid.png') {
        return 1;
    }
    
    if ($a['confidence'] == $b['confidence']) {
        return 0;
    }
    
    return $a['confidence'] > $b['confidence'] ? -1 : 1;
});

var_dump($data);

Output for git.master, git.master_jit, rfc.property-hooks: array(4) { ["a"]=> array(2) { ["confidence"]=> float(0.999) ["name"]=> string(9) "valid.png" } ["b"]=> array(2) { ["confidence"]=> float(0.98) ["name"]=> string(9) "valid.png" } ["c"]=> array(2) { ["confidence"]=> float(0.999) ["name"]=> string(13) "not_valid.png" } ["d"]=> array(2) { ["confidence"]=> float(0.98) ["name"]=> string(13) "not_valid.png" } }

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2022-12-01 RFC: Property hooks - included in PHP 8.4
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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