Online PHP editor | perf for tB4jW

@ 2018-02-14T12:51:08Z

<?php

$arr = [
    'lala' => 123,
    'lulu' => [
        'foo' => 'bar',
        'wurs' => [
            'erdbaer', 'kaese'
        ]
    ],
    'err' => [
        'da' => [
            'fuq' => 'yaye'
        ]
    ]
];

$it = new RecursiveArrayIterator($arr);

$func = function(RecursiveArrayIterator $it) {
    while ($it->valid()) {
        $it->next();
    }
}

iterator_apply($it, $func, [$it]);
echo '<pre>' . __FILE__ . ' on line ' . __LINE__ . PHP_EOL; print_r($it->getArrayCopy()); exit;

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)
7.2.2	0.010	0.009	19.63
7.2.1	0.013	0.007	19.58
7.2.0	0.008	0.013	19.57
7.1.14	0.006	0.010	18.21
7.1.13	0.009	0.012	18.53
7.1.12	0.008	0.009	18.23
7.1.11	0.009	0.011	17.66
7.1.10	0.009	0.012	17.69
7.1.9	0.010	0.010	17.93
7.1.8	0.007	0.013	18.01
7.1.7	0.006	0.011	17.09
7.1.6	0.030	0.017	34.93
7.1.5	0.027	0.017	34.64
7.1.4	0.033	0.016	34.19
7.1.3	0.023	0.021	34.51
7.1.2	0.027	0.010	34.37
7.1.1	0.002	0.014	16.11
7.1.0	0.004	0.011	16.36

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