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@ 2020-08-26T10:33:11Z

<?php

function valueSeparator(array $array) {
    $maxIterations = count($array);
    $counted = array_count_values($array);
    arsort($counted);
    $iteration = 0;
    $result = [];
    while (max($counted) > 1 && $iteration < $maxIterations) {
        $count = reset($counted);
        $value = key($counted);
        $result[] = $value;
        unset($counted[$value]);
        arsort($counted);
        if ($count > 1) {
            $counted = array_merge(
                array_splice($counted, 0, 1),
                [$value => $count - 1],
                $counted
            );
        }
        ++$iteration;
    }
    array_push($result, ...array_keys($counted));
    var_export($result);
}

$arrays = [
    ['Retail', 'Retail', 'Food', 'Food', 'Retail'],
    ['Retail', 'Retail', 'Food', 'Charity', 'Entertainment', 'Entertainment', 'Transport', 'Cosmetics'],
    ['Food'],
    ['Retail', 'Retail', 'Food', 'Retail'],
    ['Retail', 'Retail', 'Retail', 'Food', 'Food', 'Food', 'Charity', 'Charity', 'Charity'],
    ['Charity', 'Entertainment', 'Retail', 'Retail' ,'Retail']
];

foreach ($arrays as $array) {
    valueSeparator($array);
    echo "\n---\n";
}

Output for git.master, git.master_jit, rfc.property-hooks: array ( 0 => 'Retail', 1 => 'Food', 2 => 'Retail', 3 => 'Food', 4 => 'Retail', ) --- array ( 0 => 'Retail', 1 => 'Entertainment', 2 => 'Retail', 3 => 'Entertainment', 4 => 'Food', 5 => 'Charity', 6 => 'Transport', 7 => 'Cosmetics', ) --- array ( 0 => 'Food', ) --- array ( 0 => 'Retail', 1 => 'Food', 2 => 'Retail', 3 => 'Retail', ) --- array ( 0 => 'Retail', 1 => 'Food', 2 => 'Charity', 3 => 'Food', 4 => 'Charity', 5 => 'Retail', 6 => 'Charity', 7 => 'Retail', 8 => 'Food', ) --- array ( 0 => 'Retail', 1 => 'Charity', 2 => 'Retail', 3 => 'Entertainment', 4 => 'Retail', ) ---

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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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