Online PHP editor | perf for 2RCot

@ 2021-08-09T21:28:07Z

<?php

$d1 = new DateTime('now');
$d2 = $d1;
$d3 = new DateTime('now');

printf("%s\n", '$d1==$d2:  ' . ($d1 == $d2  ? 'true' : 'false' ));
printf("%s\n", '$d1==$d3:  ' . ($d1 == $d3  ? 'true' : 'false' ));
printf("%s\n", '$d2==$d3:  ' . ($d2 == $d3  ? 'true' : 'false' ));
printf("%s\n", '$d1===$d2: ' . ($d1 === $d2 ? 'true' : 'false' ));
printf("%s\n", '$d1===$d3: ' . ($d1 === $d3 ? 'true' : 'false' ));
printf("%s\n", '$d2===$d3: ' . ($d2 === $d3 ? 'true' : 'false' ));

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	0.014	0.007	16.88
8.3.5	0.014	0.000	16.21
8.3.4	0.012	0.004	18.92
8.3.3	0.013	0.007	18.79
8.3.2	0.004	0.004	24.18
8.3.1	0.000	0.008	24.66
8.3.0	0.000	0.008	26.16
8.2.18	0.011	0.004	25.92
8.2.17	0.006	0.009	18.91
8.2.16	0.014	0.000	22.96
8.2.15	0.000	0.008	25.66
8.2.14	0.007	0.000	24.66
8.2.13	0.007	0.000	26.16
8.2.12	0.000	0.008	19.56
8.2.11	0.003	0.006	20.52
8.2.10	0.004	0.007	20.79
8.1.28	0.011	0.004	25.92
8.1.27	0.004	0.004	23.99
8.1.26	0.005	0.003	26.35
8.1.25	0.005	0.003	28.09
8.1.24	0.007	0.004	18.61
8.1.23	0.008	0.000	22.18
8.0.9	0.002	0.006	17.04

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