Online PHP editor | perf for YFtvv

@ 2018-02-11T11:29:33Z

<?php
$string="developer";
$consonants=[];
for($offset=0, $length=strlen($string); $offset<$length; ++$offset){  // iterate each letter of the string
    if(strpos('aeiou',$string[$offset])===false){  // isolate the consonants
        $consonants[]=$string[$offset];  // store the consonant
        $offsets[]=$offset;  // store the offset (aka indexed position of the consonant in the string)
    }
}
shuffle($consonants);  // shuffle the array of stored consonants

foreach($consonants as $index=>$consonant){  // iterate only the stored consonants
    $string[$offsets[$index]]=$consonant;  // reassign the consonants in their new positions
}

echo $string;

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)
7.3.1	0.008	0.004	16.65
7.3.0	0.011	0.006	16.63
7.2.13	0.015	0.000	17.02
7.2.12	0.006	0.009	16.76
7.2.11	0.004	0.013	16.80
7.2.10	0.008	0.008	16.95
7.2.9	0.011	0.006	17.02
7.2.8	0.012	0.008	16.98
7.2.7	0.023	0.000	16.65
7.2.6	0.007	0.011	17.09
7.2.5	0.007	0.012	16.97
7.2.4	0.010	0.009	16.86
7.2.3	0.017	0.003	16.68
7.2.2	0.015	0.010	17.67
7.2.1	0.090	0.005	17.67
7.2.0	0.016	0.010	17.84
7.1.25	0.016	0.004	15.66
7.1.14	0.018	0.006	16.69
7.1.13	0.025	0.008	16.84
7.1.12	0.017	0.011	16.92
7.1.11	0.018	0.010	16.11
7.1.10	0.019	0.009	16.29
7.1.9	0.020	0.008	16.21
7.1.8	0.019	0.007	16.13
7.1.7	0.018	0.010	15.23
7.1.6	0.035	0.012	33.36
7.1.5	0.029	0.012	32.99
7.1.4	0.032	0.006	32.53
7.1.3	0.038	0.011	32.72
7.1.2	0.055	0.009	32.75
7.1.1	0.022	0.014	14.84
7.1.0	0.021	0.007	14.85

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