Online PHP editor | perf for uoGTl

@ 2016-01-25T02:56:26Z

<?php
class A
{
}
class First
{
    protected $collection;
    public function __construct(array $items)
    {
        $this->collection = (function (A ...$items) {
            return $items;
        })(...$items);
    }
};
class Second
{
    protected $collection;
    public function __construct(array $items)
    {
        foreach ($items as $item) {
            $this->add($item);
        }
    }
    public function add(A $item)
    {
        $this->collection[] = $item;
    }
};
$given = [
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
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    new A(),
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    new A(),
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    new A(),
    new A(),
    new A(),
    new A(),
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    new A(),
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    new A(),
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    new A(),
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    new A(),
    new A(),
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    new A(),
    new A(),
    new A(),
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    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
    new A(),
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    new A(),
    new A(),
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    new A(),
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    new A(),
];
$start = microtime(true);
for ($i = 0; $i < 10000; $i++) {
    new First($given);
}
echo "First: " . (microtime(true) - $start) . PHP_EOL;
$start = microtime(true);
for ($i = 0; $i < 10000; $i++) {
    new Second($given);
}
echo "Second: " . (microtime(true) - $start) . PHP_EOL;

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)
8.3.6	0.017	0.252	18.68
8.3.5	0.013	0.240	21.93
8.3.4	0.013	0.218	18.95
8.3.3	0.010	0.226	18.79
8.3.2	0.003	0.121	20.41
8.3.1	0.010	0.121	20.49
8.3.0	0.003	0.122	21.85
8.2.18	0.013	0.224	18.17
8.2.17	0.013	0.307	22.96
8.2.16	0.007	0.229	22.21
8.2.15	0.003	0.126	24.18
8.2.14	0.003	0.149	24.66
8.2.13	0.003	0.122	21.06
8.2.12	0.003	0.123	26.35
8.2.11	0.003	0.272	19.58
8.2.10	0.003	0.188	18.09
8.2.9	0.010	0.173	19.52
8.2.8	0.003	0.182	17.97
8.2.7	0.007	0.173	17.75
8.2.6	0.003	0.202	18.29
8.2.5	0.003	0.177	18.09
8.2.4	0.003	0.199	20.80
8.2.3	0.003	0.195	19.74
8.2.2	0.003	0.176	17.87
8.2.1	0.000	0.206	18.43
8.2.0	0.000	0.177	18.30
8.1.28	0.007	0.239	25.92
8.1.27	0.013	0.158	22.30
8.1.26	0.007	0.157	28.09
8.1.25	0.007	0.125	28.09
8.1.24	0.003	0.243	21.44
8.1.23	0.010	0.185	17.58
8.1.22	0.003	0.181	17.89
8.1.21	0.007	0.180	18.77
8.1.20	0.007	0.183	17.60
8.1.19	0.003	0.179	17.60
8.1.18	0.000	0.181	18.10
8.1.17	0.003	0.184	18.90
8.1.16	0.007	0.170	21.01
8.1.15	0.003	0.180	19.12
8.1.14	0.003	0.177	19.78
8.1.13	0.007	0.174	17.95
8.1.12	0.003	0.178	17.61
8.1.11	0.000	0.182	17.55
8.1.10	0.000	0.181	17.60
8.1.9	0.003	0.173	17.71
8.1.8	0.003	0.172	17.59
8.1.7	0.003	0.182	17.70
8.1.6	0.007	0.236	17.86
8.1.5	0.003	0.241	17.73
8.1.4	0.007	0.238	17.69
8.1.3	0.007	0.237	17.89
8.1.2	0.010	0.233	17.79
8.1.1	0.003	0.243	17.87
8.1.0	0.003	0.284	17.73
8.0.30	0.000	0.181	18.77
8.0.29	0.007	0.184	17.00
8.0.28	0.003	0.188	18.68
8.0.27	0.003	0.191	17.56
8.0.26	0.010	0.185	17.38
8.0.25	0.003	0.189	17.27
8.0.24	0.000	0.266	17.12
8.0.23	0.003	0.192	17.12
8.0.22	0.000	0.235	17.20
8.0.21	0.007	0.185	17.22
8.0.20	0.003	0.202	17.25
8.0.19	0.003	0.240	17.22
8.0.18	0.010	0.240	17.19
8.0.17	0.003	0.238	17.27
8.0.16	0.000	0.245	17.18
8.0.15	0.003	0.243	17.18
8.0.14	0.000	0.251	17.04
8.0.13	0.003	0.236	13.61
8.0.12	0.007	0.239	17.20
8.0.11	0.000	0.244	17.19
8.0.10	0.010	0.233	16.99
8.0.9	0.003	0.244	17.10
8.0.8	0.016	0.330	17.16
8.0.7	0.000	0.243	17.22
8.0.6	0.003	0.237	17.11
8.0.5	0.010	0.231	17.21
8.0.3	0.010	0.268	17.44
8.0.2	0.023	0.428	17.44
8.0.1	0.007	0.235	17.21
8.0.0	0.012	0.347	17.05
7.4.33	0.007	0.176	16.71
7.4.32	0.000	0.188	16.75
7.4.30	0.007	0.176	16.69
7.4.29	0.000	0.246	16.81
7.4.28	0.007	0.242	16.88
7.4.27	0.000	0.282	16.77
7.4.26	0.003	0.245	16.87
7.4.25	0.007	0.243	16.72
7.4.24	0.000	0.248	16.70
7.4.23	0.000	0.250	16.91
7.4.22	0.010	0.367	16.84
7.4.21	0.006	0.318	16.78
7.4.20	0.000	0.244	16.64
7.4.16	0.016	0.331	16.67
7.4.15	0.009	0.388	17.40
7.4.14	0.021	0.415	17.86
7.4.13	0.025	0.381	16.85
7.4.12	0.016	0.349	16.78
7.4.11	0.010	0.327	16.84
7.4.10	0.013	0.558	16.74
7.4.9	0.013	0.345	16.63
7.4.8	0.007	0.343	19.39
7.4.7	0.010	0.324	16.64
7.4.6	0.007	0.435	16.74
7.4.5	0.031	0.259	16.91
7.4.4	0.013	0.535	16.45
7.4.3	0.013	0.332	16.75
7.4.0	0.000	0.278	15.34
7.3.33	0.000	0.260	13.49
7.3.32	0.000	0.259	13.56
7.3.31	0.007	0.258	16.44
7.3.30	0.003	0.255	16.55
7.3.29	0.009	0.407	16.57
7.3.28	0.013	0.402	16.54
7.3.27	0.013	0.342	17.40
7.3.26	0.013	0.367	16.82
7.3.25	0.009	0.407	16.78
7.3.24	0.008	0.381	16.65
7.3.23	0.013	0.387	16.63
7.3.21	0.016	0.359	16.57
7.3.20	0.010	0.365	16.87
7.3.19	0.016	0.362	16.68
7.3.18	0.010	0.474	16.71
7.3.17	0.016	0.498	16.76
7.3.16	0.006	0.358	16.84
7.2.33	0.013	0.445	16.91
7.2.32	0.013	0.422	16.89
7.2.31	0.016	0.528	17.04
7.2.30	0.006	0.463	16.80
7.2.29	0.010	0.425	16.83
7.2.11	0.003	0.295	16.44
7.2.6	0.007	0.248	17.02
7.2.0	0.007	0.264	19.52
7.1.20	0.010	0.287	15.64
7.1.10	0.013	0.336	18.39
7.1.7	0.096	0.275	17.35
7.1.6	0.013	0.300	19.24
7.1.5	0.010	0.270	16.74
7.1.0	0.003	0.397	22.32
7.0.20	0.212	0.305	14.99
7.0.10	0.017	0.347	20.21
7.0.9	0.000	0.297	20.09
7.0.8	0.013	0.293	20.11
7.0.7	0.020	0.293	20.07
7.0.6	0.003	0.343	20.27
7.0.5	0.010	0.287	20.54
7.0.4	0.017	0.347	20.17
7.0.3	0.023	0.317	20.15
7.0.2	0.013	0.340	20.17
7.0.1	0.010	0.323	20.12
7.0.0	0.010	0.337	20.12
5.6.25	0.017	0.077	20.60
5.6.24	0.007	0.083	20.68
5.6.23	0.010	0.080	20.67
5.6.22	0.020	0.070	20.75
5.6.21	0.007	0.083	20.56
5.6.20	0.010	0.083	21.10
5.6.19	0.013	0.087	21.11
5.6.18	0.007	0.083	21.05
5.6.17	0.013	0.077	21.03
5.6.16	0.007	0.073	21.09
5.6.15	0.013	0.077	21.04
5.6.14	0.013	0.073	21.04
5.6.13	0.007	0.060	20.96
5.6.12	0.013	0.070	21.04
5.6.11	0.010	0.080	21.02
5.6.10	0.013	0.077	21.05
5.6.9	0.007	0.080	21.06
5.6.8	0.003	0.083	20.44
5.6.7	0.010	0.077	20.35
5.6.6	0.007	0.067	20.32
5.6.5	0.010	0.063	20.42
5.6.4	0.013	0.073	20.48
5.6.3	0.017	0.067	20.42
5.6.2	0.003	0.067	20.39
5.6.1	0.010	0.047	20.54
5.6.0	0.013	0.067	20.28
5.5.38	0.010	0.073	20.39
5.5.37	0.000	0.087	20.36
5.5.36	0.010	0.070	20.45
5.5.35	0.007	0.080	20.43
5.5.34	0.013	0.077	20.83
5.5.33	0.000	0.090	20.65
5.5.32	0.013	0.070	20.80
5.5.31	0.023	0.037	20.93
5.5.30	0.007	0.080	20.92
5.5.29	0.010	0.077	20.61
5.5.28	0.013	0.060	20.74
5.5.27	0.017	0.073	20.91
5.5.26	0.003	0.070	20.93
5.5.25	0.010	0.080	20.70
5.5.24	0.010	0.073	20.04
5.5.23	0.003	0.087	20.22
5.5.22	0.010	0.073	20.27
5.5.21	0.003	0.050	20.12
5.5.20	0.007	0.043	20.27
5.5.19	0.017	0.067	20.21
5.5.18	0.010	0.080	20.09
5.5.16	0.007	0.080	20.10
5.5.15	0.010	0.077	19.97
5.5.14	0.007	0.073	20.26
5.5.13	0.013	0.073	20.14
5.5.12	0.007	0.053	20.25
5.5.11	0.007	0.070	20.27
5.5.10	0.000	0.080	20.07
5.5.9	0.013	0.040	20.06
5.5.8	0.013	0.050	20.07
5.5.7	0.010	0.073	20.07
5.5.6	0.017	0.067	20.01
5.5.5	0.010	0.073	20.16
5.5.4	0.013	0.070	20.01
5.5.3	0.007	0.080	20.06
5.5.2	0.007	0.073	20.04
5.5.1	0.010	0.077	20.12
5.5.0	0.010	0.083	20.03

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