Online PHP editor | perf for fTeqPT

@ 2023-11-15T07:41:09Z

<?php

function randomizeTeam(
    int $teamSize,
    array $positionPool,
    array $positionMins = [],
    array $positionMaxs = []
): array {
    // guard conditions
    foreach ($positionMins as $pos => $min) {
        if (!key_exists($pos, $positionPool) || $positionPool[$pos] < $min) {
            throw new Exception('Position pool cannot accommodate minimum required positions');
        }
    }

    // input preparation
    foreach ($positionMaxs as $pos => $max) {
        if (key_exists($pos, $positionPool) && $positionPool[$pos] > $max) {
            $positionPool[$pos] = $max;
        }
    }
    
    $team = [];
    $sum = 0;
    foreach ($positionPool as $pos => &$pool) {
        $team[$pos] = $positionMins[$pos] ?? 0;
        $pool -= $team[$pos];
        if (!$pool) {
            unset($positionPool[$pos]); // remove exhausted pool
        }
        $sum += $team[$pos];
    }
    
    while ($sum < $teamSize && $positionPool) {
        $pos = array_rand($positionPool);
        ++$team[$pos];
        --$positionPool[$pos];
        if (!$positionPool[$pos]) {
            unset($positionPool[$pos]); // remove exhausted pool
        }
        ++$sum;
    }

    if (array_sum($team) < $teamSize) {
        throw new Exception('Position pool was exhausted before filling team');
    }

    return $team;
}

var_export(
    randomizeTeam(
        11,
        [
            'wicket_keeper' => 2,
            'batsman'       => 6,
            'all_rounders'  => 5,
            'bowlers'       => 5,
        ],
        [
            'wicket_keeper' => 1,
            'batsman'       => 3,
            'all_rounders'  => 1,
            'bowlers'       => 2,
        ],
        [
            'wicket_keeper' => 3,
            'batsman'       => 5,
            'all_rounders'  => 5,
            'bowlers'       => 4,
        ]
    )
);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
8.2.11	0.007	0.013	22.32
8.2.10	0.015	0.007	20.93
8.2.9	0.030	0.003	18.91
8.2.8	0.018	0.007	18.56
8.2.7	0.026	0.007	18.60
8.2.6	0.017	0.000	18.91
8.2.5	0.013	0.000	19.93
8.2.4	0.009	0.004	18.96
8.2.3	0.011	0.003	18.80
8.2.2	0.003	0.010	18.78
8.2.1	0.013	0.003	18.93
8.2.0	0.011	0.003	19.03
8.1.24	0.016	0.000	18.63
8.1.23	0.013	0.003	18.61
8.1.22	0.006	0.009	18.62
8.1.21	0.009	0.004	19.69
8.1.20	0.007	0.007	18.68
8.1.19	0.012	0.004	18.55
8.1.18	0.016	0.000	18.50
8.1.17	0.013	0.000	18.53
8.1.16	0.012	0.000	18.73
8.1.15	0.004	0.008	20.54
8.1.14	0.010	0.003	18.55
8.1.13	0.015	0.000	18.60
8.1.12	0.004	0.008	18.50
8.1.11	0.012	0.000	19.76
8.1.10	0.011	0.003	18.55
8.1.9	0.013	0.000	18.50
8.1.8	0.010	0.003	18.54
8.1.7	0.006	0.006	18.88
8.1.6	0.009	0.006	18.83
8.1.5	0.011	0.004	18.70
8.1.4	0.012	0.000	18.78
8.1.3	0.013	0.000	18.99
8.1.2	0.013	0.003	18.74
8.1.1	0.013	0.000	18.59
8.1.0	0.006	0.006	18.46
8.0.30	0.011	0.004	17.78
8.0.29	0.022	0.003	17.42
8.0.28	0.019	0.011	17.84
8.0.27	0.012	0.004	17.80
8.0.26	0.003	0.007	18.45
8.0.25	0.013	0.003	17.88
8.0.24	0.010	0.007	17.72
8.0.23	0.006	0.006	18.24
8.0.22	0.008	0.008	17.85
8.0.21	0.007	0.007	17.70
8.0.20	0.009	0.006	17.80
8.0.19	0.006	0.006	18.05
8.0.18	0.007	0.007	17.92
8.0.17	0.010	0.005	17.88
8.0.16	0.013	0.003	18.07
8.0.15	0.013	0.003	17.82
8.0.14	0.016	0.000	17.82
8.0.13	0.009	0.005	18.24
8.0.12	0.016	0.000	17.74
8.0.11	0.009	0.006	17.95
8.0.10	0.010	0.006	17.70
8.0.9	0.012	0.004	17.78
8.0.8	0.012	0.003	17.88
8.0.7	0.011	0.004	17.86
8.0.6	0.013	0.000	18.17
8.0.5	0.008	0.008	17.88
8.0.3	0.013	0.000	17.91
8.0.2	0.013	0.004	17.74
8.0.1	0.004	0.011	17.98

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