Online PHP editor | perf for hHCAv

<?php // groupA: // James: // gpa: 3 // age: 13 // Charles: // gpa: 4 // age: 15 // John: // gpa: 2 // age: 17 $groupA = [ 'James' => [ 'gpa' => 3, 'age' => 13 ], 'Charles' => [ 'gpa' => 4, 'age' => 15 ], 'John' => [ 'gpa' => 2, 'age' => 17 ] ]; /** * @throws \InvalidArgumentException */ function getPlace(string $for, string $compareValueKey, array $haystack, int $flags = SORT_REGULAR): int { if(empty($haystack) || !isset($haystack[$for])) { throw new \InvalidArgumentException("empty haystack array given (or key '$for') was not found"); } $sort = array_map(fn(array $el) => $el[$compareValueKey], $haystack); arsort($sort, $flags); $place = array_search($for, $places = array_keys($sort), true); if(!is_int($place)) { throw new \RuntimeException("could not locate position for key '$for' in given array: " . trim(implode(', ', $places))); } return $place + 1; } $persons = array_keys($groupA); foreach($persons as $person) { echo $person . ': ' . getPlace($person, 'age', $groupA) . PHP_EOL; }

Version	System time (s)	User time (s)	Memory (MiB)
8.3.7	0.014	0.003	16.63
8.3.6	0.007	0.011	16.50
8.3.5	0.007	0.010	16.30
8.3.4	0.008	0.008	18.89
8.3.3	0.010	0.010	19.02
8.3.2	0.005	0.003	24.18
8.3.1	0.004	0.004	24.66
8.3.0	0.005	0.003	26.16
8.2.19	0.008	0.008	18.41
8.2.18	0.011	0.011	25.92
8.2.17	0.006	0.009	19.04
8.2.16	0.012	0.009	22.96
8.2.15	0.000	0.007	25.66
8.2.14	0.004	0.004	24.66
8.2.13	0.004	0.004	26.16
8.2.12	0.012	0.003	26.16
8.2.11	0.006	0.003	20.12
8.2.10	0.000	0.009	19.23
8.1.28	0.010	0.010	25.92
8.1.27	0.004	0.004	23.99
8.1.26	0.000	0.007	26.35
8.1.25	0.000	0.008	28.09
8.1.24	0.000	0.011	18.47
8.1.23	0.006	0.003	22.14
8.0.9	0.002	0.006	16.88

Version

System time (s)

User time (s)

Memory (MiB)

8.3.7

0.014

0.003

16.63

8.3.6

0.007

0.011

16.50

8.3.5

0.007

0.010

16.30

8.3.4

0.008

18.89

8.3.3

0.010

19.02

8.3.2

0.005

0.003

24.18

8.3.1

0.004

24.66

8.3.0

0.005

0.003

26.16

8.2.19

0.008

18.41

8.2.18

0.011

25.92

8.2.17

0.006

0.009

19.04

8.2.16

0.012

0.009

22.96

8.2.15

0.000

0.007

25.66

8.2.14

0.004

24.66

8.2.13

0.004

26.16

8.2.12

0.012

0.003

26.16

8.2.11

0.006

0.003

20.12

8.2.10

0.000

0.009

19.23

8.1.28

0.010

25.92

8.1.27

0.004

23.99

8.1.26

0.000

0.007

26.35

8.1.25

0.000

0.008

28.09

8.1.24

0.000

0.011

18.47

8.1.23

0.006

0.003

22.14

8.0.9

0.002

0.006

16.88