<?php
$iters = 500;
$arr = range(0, 40_000);
$t = microtime(true);
foreach (range(0, $iters) as $i) {
$arr = array_merge($arr, [$i => 'x']);
}
echo round((microtime(true) - $t) * 3, 3) . ' ms' . "\n";
$t = microtime(true);
foreach (range(0, $iters) as $i) {
$arr = [...$arr, $i => 'x'];
}
echo round((microtime(true) - $t) * 3, 3) . ' ms' . "\n";
$t = microtime(true);
foreach (range(0, $iters) as $i) {
$arr = [$i => 'x', ...$arr];
}
echo round((microtime(true) - $t) * 3, 3) . ' ms' . "\n";
$t = microtime(true);
foreach (range(0, $iters) as $i) {
$arr[$i] = 'y';
}
echo round((microtime(true) - $t) * 3, 3) . ' ms' . "\n";
var_dump(count($arr)); // dummy use of $arr variable
- Output for 8.3.4
- 0.168 ms
0.133 ms
3.043 ms
0 ms
int(41503)
- Output for 8.3.3
- 0.135 ms
0.134 ms
3.026 ms
0 ms
int(41503)
- Output for 8.3.2
- 0.137 ms
0.135 ms
3.114 ms
0 ms
int(41503)
- Output for 8.3.1
- 0.19 ms
0.138 ms
3.341 ms
0 ms
int(41503)
- Output for 8.3.0
- 0.133 ms
0.128 ms
3.004 ms
0 ms
int(41503)
- Output for 8.2.17
- 0.196 ms
0.465 ms
3.128 ms
0 ms
int(41503)
- Output for 8.2.16
- 0.189 ms
0.46 ms
3.063 ms
0 ms
int(41503)
- Output for 8.2.15
- 0.168 ms
0.551 ms
3.106 ms
0 ms
int(41503)
- Output for 8.2.14
- 0.165 ms
0.512 ms
3.044 ms
0 ms
int(41503)
- Output for 8.2.13
- 0.192 ms
0.478 ms
3.079 ms
0 ms
int(41503)
- Output for 8.2.12
- 0.188 ms
0.452 ms
3.082 ms
0 ms
int(41503)
- Output for 8.2.11
- 0.133 ms
0.448 ms
3.054 ms
0 ms
int(41503)
- Output for 8.2.10
- 0.135 ms
0.528 ms
3.11 ms
0 ms
int(41503)
- Output for 8.2.9
- 0.184 ms
0.442 ms
3.084 ms
0 ms
int(41503)
- Output for 8.2.8
- 0.196 ms
0.433 ms
3.118 ms
0 ms
int(41503)
- Output for 8.2.7
- 0.16 ms
0.463 ms
3.256 ms
0 ms
int(41503)
- Output for 8.2.6
- 0.167 ms
0.478 ms
3.081 ms
0 ms
int(41503)
- Output for 8.2.5
- 0.184 ms
0.484 ms
3.086 ms
0 ms
int(41503)
- Output for 8.2.4
- 0.133 ms
0.472 ms
3.051 ms
0 ms
int(41503)
- Output for 8.2.3
- 0.132 ms
0.471 ms
3.07 ms
0 ms
int(41503)
- Output for 8.2.2
- 0.147 ms
0.432 ms
3.057 ms
0 ms
int(41503)
- Output for 8.2.1
- 0.19 ms
0.539 ms
3.193 ms
0 ms
int(41503)
- Output for 8.2.0
- 0.197 ms
0.444 ms
3.073 ms
0 ms
int(41503)
- Output for 8.1.27
- 1.657 ms
2.116 ms
Process exited with code 137. - Output for 8.1.26
- 1.598 ms
2.086 ms
Process exited with code 137. - Output for 8.1.25
- 1.593 ms
2.071 ms
Process exited with code 137. - Output for 8.1.24
- 1.575 ms
2.114 ms
Process exited with code 137. - Output for 8.1.23
- 1.587 ms
2.085 ms
Process exited with code 137. - Output for 8.1.22
- 1.62 ms
2.163 ms
Process exited with code 137. - Output for 8.1.21
- 1.577 ms
2.128 ms
Process exited with code 137. - Output for 8.1.20
- 1.531 ms
2.102 ms
Process exited with code 137. - Output for 8.1.19
- 1.589 ms
2.242 ms
Process exited with code 137. - Output for 8.1.18
- 1.53 ms
2.052 ms
Process exited with code 137. - Output for 8.1.17
- 1.598 ms
2.061 ms
Process exited with code 137. - Output for 8.1.16
- 1.611 ms
2.093 ms
Process exited with code 137. - Output for 8.1.15
- 1.636 ms
2.073 ms
Process exited with code 137. - Output for 8.1.14
- 1.536 ms
2.081 ms
Process exited with code 137. - Output for 8.1.13
- 1.649 ms
2.07 ms
Process exited with code 137. - Output for 8.1.12
- 1.603 ms
2.139 ms
Process exited with code 137. - Output for 8.1.11
- 1.541 ms
2.058 ms
Process exited with code 137. - Output for 8.1.10
- 1.528 ms
2.079 ms
Process exited with code 137. - Output for 8.1.9
- 1.546 ms
2.055 ms
Process exited with code 137. - Output for 8.1.8
- 1.624 ms
2.061 ms
Process exited with code 137. - Output for 8.1.7
- 1.564 ms
2.057 ms
Process exited with code 137. - Output for 8.1.6
- 1.534 ms
2.062 ms
Process exited with code 137. - Output for 8.1.5
- 1.573 ms
2.075 ms
Process exited with code 137. - Output for 8.1.4
- 1.574 ms
2.173 ms
Process exited with code 137. - Output for 8.1.3
- 1.562 ms
2.087 ms
Process exited with code 137. - Output for 8.1.2
- 1.601 ms
2.088 ms
Process exited with code 137. - Output for 8.1.1
- 1.539 ms
2.085 ms
Process exited with code 137. - Output for 8.1.0
- 1.548 ms
2.071 ms
Process exited with code 137. - Output for 8.0.30
- 1.555 ms
2.074 ms
Process exited with code 137. - Output for 8.0.29
- 1.54 ms
2.098 ms
Process exited with code 137. - Output for 8.0.28
- 1.531 ms
2.13 ms
Process exited with code 137. - Output for 8.0.27
- 1.533 ms
2.08 ms
Process exited with code 137. - Output for 8.0.26
- 1.535 ms
2.081 ms
Process exited with code 137. - Output for 8.0.25
- 1.549 ms
2.101 ms
Process exited with code 137. - Output for 8.0.24
- 1.628 ms
2.1 ms
Process exited with code 137. - Output for 8.0.23
- 1.601 ms
2.115 ms
Process exited with code 137. - Output for 8.0.22
- 1.584 ms
2.086 ms
Process exited with code 137. - Output for 8.0.21
- 1.546 ms
2.102 ms
Process exited with code 137. - Output for 8.0.20
- 1.557 ms
2.127 ms
Process exited with code 137. - Output for 8.0.19
- 1.535 ms
2.238 ms
Process exited with code 137. - Output for 8.0.18
- 1.678 ms
2.223 ms
Process exited with code 137. - Output for 8.0.17
- 1.53 ms
2.084 ms
Process exited with code 137. - Output for 8.0.16
- 1.589 ms
2.131 ms
Process exited with code 137. - Output for 8.0.15
- 1.563 ms
2.145 ms
Process exited with code 137. - Output for 8.0.14
- 1.549 ms
2.092 ms
Process exited with code 137. - Output for 8.0.13
- 1.536 ms
2.106 ms
Process exited with code 137. - Output for 8.0.12
- 1.555 ms
2.121 ms
Process exited with code 137. - Output for 8.0.11
- 1.6 ms
2.09 ms
Process exited with code 137. - Output for 8.0.10
- 1.544 ms
2.111 ms
Process exited with code 137. - Output for 8.0.9
- 1.583 ms
2.11 ms
Process exited with code 137. - Output for 8.0.8
- 1.57 ms
2.101 ms
Process exited with code 137. - Output for 8.0.7
- 1.596 ms
2.132 ms
Process exited with code 137. - Output for 8.0.6
- 1.538 ms
2.102 ms
Process exited with code 137. - Output for 8.0.5
- 1.607 ms
2.097 ms
Process exited with code 137. - Output for 8.0.3
- 1.864 ms
2.426 ms
Process exited with code 137. - Output for 8.0.2
- 1.528 ms
2.098 ms
Process exited with code 137. - Output for 8.0.1
- 1.589 ms
2.099 ms
Process exited with code 137. - Output for 7.4.33
- 1.549 ms
2.098 ms
Process exited with code 137. - Output for 7.4.32
- 1.555 ms
2.113 ms
Process exited with code 137. - Output for 7.4.30
- 1.582 ms
2.095 ms
Process exited with code 137. - Output for 7.4.29
- 1.578 ms
2.073 ms
Process exited with code 137. - Output for 7.4.28
- 1.556 ms
2.07 ms
Process exited with code 137. - Output for 7.4.27
- 1.618 ms
2.087 ms
Process exited with code 137. - Output for 7.4.26
- 1.572 ms
2.097 ms
Process exited with code 137. - Output for 7.4.25
- 1.561 ms
2.167 ms
Process exited with code 137. - Output for 7.4.24
- 1.581 ms
2.09 ms
Process exited with code 137. - Output for 7.4.23
- 1.59 ms
2.107 ms
Process exited with code 137. - Output for 7.4.22
- 1.552 ms
2.109 ms
Process exited with code 137. - Output for 7.4.21
- 1.548 ms
2.136 ms
Process exited with code 137. - Output for 7.4.20
- 1.565 ms
2.113 ms
Process exited with code 137. - Output for 7.4.19
- 1.563 ms
2.104 ms
Process exited with code 137. - Output for 7.4.18
- 1.857 ms
2.562 ms
Process exited with code 137. - Output for 7.4.16
- 1.832 ms
2.657 ms
Process exited with code 137. - Output for 7.4.15
- 1.871 ms
2.581 ms
Process exited with code 137. - Output for 7.4.14
- 1.835 ms
2.57 ms
Process exited with code 137. - Output for 7.4.13
- 1.966 ms
2.505 ms
Process exited with code 137. - Output for 7.4.12
- 1.896 ms
2.502 ms
Process exited with code 137. - Output for 7.4.11
- 1.922 ms
2.56 ms
Process exited with code 137. - Output for 7.4.10
- 1.753 ms
2.539 ms
Process exited with code 137. - Output for 7.4.9
- 1.543 ms
2.083 ms
Process exited with code 137. - Output for 7.4.8
- 1.61 ms
2.085 ms
Process exited with code 137. - Output for 7.4.7
- 1.599 ms
2.122 ms
Process exited with code 137. - Output for 7.4.6
- 1.589 ms
2.125 ms
Process exited with code 137. - Output for 7.4.5
- 1.556 ms
2.106 ms
Process exited with code 137. - Output for 7.4.4
- 1.599 ms
2.108 ms
Process exited with code 137. - Output for 7.4.3
- 1.578 ms
2.088 ms
Process exited with code 137. - Output for 7.4.2
- 1.589 ms
2.114 ms
Process exited with code 137. - Output for 7.4.1
- 1.535 ms
2.105 ms
Process exited with code 137. - Output for 7.4.0
- 1.551 ms
2.099 ms
Process exited with code 137.
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