Online PHP editor | perf for cgvdk

@ 2017-02-03T02:49:33Z

<?php

$amount = 100000;
$size = 15;

$data = [];
for ($i = 0; $i < $size; ++$i) {
    $data[$i] = rand(0, 1) ? bin2hex(random_bytes(3)) : null;
}

$start = microtime(true);
for ($lap = 0; $lap < $amount; ++$lap) {
    $dataFiltered = [];
    for ($i = 0; $i < $size; ++$i) {
        if (!is_null($data[$i])) {
            $dataFiltered[$i] = $data[$i];
        }
    }
}
$time = microtime(true) - $start;
echo "Manual: $time\n";

$start = microtime(true);
for ($lap = 0; $lap < $amount; ++$lap) {
    $dataFiltered = array_filter($data, function($value)
    {
        return !is_null($value);
    });
}
$time = microtime(true) - $start;
echo "Auto: $time\n";

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)
7.2.0	0.007	0.174	19.46
7.1.7	0.000	0.171	17.22
7.1.6	0.010	0.159	16.83
7.1.5	0.007	0.217	16.66
7.1.1	0.010	0.277	22.26
7.1.0	0.017	0.287	22.42
7.0.20	0.007	0.160	16.84
7.0.15	0.013	0.367	21.84
7.0.14	0.007	0.297	21.89
7.0.13	0.007	0.313	21.85
7.0.12	0.003	0.303	21.87
7.0.11	0.007	0.327	21.88
7.0.10	0.010	0.277	21.73
7.0.9	0.007	0.347	21.87
7.0.8	0.007	0.337	21.75
7.0.7	0.007	0.313	21.78
7.0.6	0.007	0.360	22.02
7.0.5	0.003	0.340	22.04
7.0.4	0.013	0.340	21.90
7.0.3	0.007	0.353	21.77
7.0.2	0.003	0.400	21.92
7.0.1	0.027	0.393	20.06
7.0.0	0.013	0.333	21.89

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