Online PHP editor | rfc for kiqj2

@ 2016-01-17T12:28:50Z

<?php

function permute($base, $add)
{
    $result = [];
    if (count($base) > 0) {
        foreach ($base as $val1) {
            if (count($add) > 0) {
                foreach ($add as $val2) {
                    $result[] = array_merge($val1, $val2);
                }
            } else {
                $result = $base;
            }
        }
    } else {
        $result = $add;
    }

    return $result;
}


function getPermutations(array $optionSet)
    {
    $stuff = [];
    $permutations = [];
    $index = 0;
    foreach ($optionSet as $key => $set) {
        $stuff[$index] = [];
        foreach ($set as $code => $name) {
            array_push($stuff[$index], [$key => $code]);
        }
        $index++;
    }
    $count = count($stuff);
    for ($i = 0; $i < $count; $i++) {
        $temp = array_map(
            [
                $this,
                "permute",
            ],
            [$permutations],
            [$stuff[$i]]
        );
        $permutations = $temp[0];
    }

    return $permutations;
}



$options = [
    'Condition' => [
        'nm' => 'Near Mint/Mint',
        'sp' => 'Slightly Played',
        'hp' => 'Heavily Played'
    ],
    'Style'     => [
        'normal' => 'Normal',
        'foil'   => 'Foil'
    ]
];


var_dump(getPermutations($options));

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Using $this when not in object context in /in/kiqj2:40 Stack trace: #0 /in/kiqj2(67): getPermutations(Array) #1 {main} thrown in /in/kiqj2 on line 40
Process exited with code 255.

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