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<?php $array = []; for ($i = 0, $j = 100; $i < $j; ++$i) { $array[] = new DateTimeImmutable(); } $t1 = microtime(true); for ($i = 0; $i < 100; ++$i) { function () use (&$array) { }; } $t3 = microtime(true); echo (1000000 * ($t3 - $t1)) . "\n\n";
Output for 7.3.3, 7.3.7, 7.3.14 - 7.3.15, 7.4.4
20.027160644531
Output for 7.4.3
27.894973754883
Output for 7.4.2
39.815902709961
Output for 7.4.1
26.941299438477
Output for 7.3.0, 7.3.6, 7.3.8, 7.3.13, 7.4.0
20.980834960938
Output for 7.3.1, 7.3.16
32.901763916016
Output for 7.3.12
21.219253540039
Output for 7.3.11
28.848648071289
Output for 7.2.0, 7.3.5, 7.3.10
31.948089599609
Output for 7.3.9
34.093856811523
Output for 7.3.4
30.040740966797
Output for 7.3.2
33.855438232422
Output for 7.2.29
28.133392333984
Output for 7.2.21, 7.2.28
77.962875366211
Output for 7.2.27
44.107437133789
Output for 7.2.26
36.001205444336
Output for 7.2.25
32.186508178711
Output for 7.2.17, 7.2.20, 7.2.24
21.934509277344
Output for 7.2.23
37.193298339844
Output for 7.2.19, 7.2.22
23.841857910156
Output for 7.2.11, 7.2.18
30.994415283203
Output for 7.2.16
25.98762512207
Output for 7.2.6, 7.2.15
37.908554077148
Output for 7.2.5, 7.2.14
25.033950805664
Output for 7.2.4, 7.2.7, 7.2.13
24.080276489258
Output for 7.2.12
23.126602172852
Output for 7.2.10
36.954879760742
Output for 7.2.2, 7.2.9
41.007995605469
Output for 7.2.8
33.140182495117
Output for 7.2.3
38.862228393555
Output for 7.2.1
59.843063354492
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