Online PHP editor | perf for oVeiX

@ 2017-12-28T03:03:22Z

<?php

$nowmicro = gmp_init((time() * 1000000000) + 123456789);
$asString = gmp_export($nowmicro, 8, GMP_LITTLE_ENDIAN);
var_dump($asString);

$backToGmp = gmp_import($asString, 8, GMP_LITTLE_ENDIAN);
var_dump($backToGmp);
$parts = gmp_div_qr($backToGmp, gmp_init(1000000000));
$parts[1] = $parts[1] / 1000; // u: Microseconds (up to six digits)
var_dump($parts);

$date = DateTimeImmutable::createFromFormat("U.u", implode(".", $parts));
var_dump($date);

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)
7.2.6	0.007	0.007	17.24
7.2.0	0.043	0.013	18.66
7.1.20	0.006	0.006	16.21
7.1.12	0.033	0.013	17.73
7.1.11	0.029	0.018	17.21
7.1.10	0.033	0.015	17.08
7.1.9	0.058	0.014	17.17
7.1.8	0.027	0.014	16.88
7.1.7	0.032	0.013	15.73
7.1.6	0.045	0.008	33.70
7.1.5	0.036	0.009	33.37
7.1.4	0.043	0.016	33.00
7.1.3	0.034	0.019	33.16
7.1.2	0.035	0.010	33.56
7.1.1	0.025	0.004	15.38
7.1.0	0.028	0.016	15.70

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