3v4l.org

run code in 300+ PHP versions simultaneously

@ 2015-07-14T10:07:54Z

<?php

$balls = [['001', '001', '003', '004', '005'],
    ['012', '004', '007', '010', '005'],
    ['011', '007', '009', '008', '005']];

$searchMatches = function($balls) {
    foreach ($balls as $rowNumber => $rowData) {
        $repeating = array_filter(array_count_values($rowData), function ($count) {
            return $count > 1;
        });
        if ($repeating) {
            $tmpRow = $rowData;
            foreach ($repeating as $value => $count) {
                for ($i = 1; $i <= $count; $i++) {
                    $index = array_search($value, $tmpRow);
                    $matchesRow[$rowNumber][$index] = $value;
                    unset($tmpRow[$index]);
                }
            }
        }
    }
    return $matchesRow;
};

$reverseBalls = [];
foreach($balls as $rowNumber => $rowData)
{
    $count =  count($rowData);
    for($i = 0; $i < $count; $i++)
    {
        $reverseBalls[$i][$rowNumber] = $rowData[$i];

    }
}

var_dump($searchMatches($balls));
var_dump($searchMatches($reverseBalls));

Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: array(1) { [0]=> array(2) { [0]=> string(3) "001" [1]=> string(3) "001" } } array(1) { [4]=> array(3) { [0]=> string(3) "005" [1]=> string(3) "005" [2]=> string(3) "005" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/vST6v on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected '[' in /in/vST6v on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/vST6v on line 3
Process exited with code 255.

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