Online PHP editor | perf for 7rs3N

<?php class OrderItem { public int $order_id; public string $sku; public int $quantity; } class OrderItems { static function get(int $order_id):array { static $times = 0; if ( 0 !== $times ) { trigger_error('If this happens then the second call to callAndSet() evaluated the closure again.'); $times = 1; } // Simulating a two item order $item = new OrderItem(); $item->order_id = $order_id; $item->sku = 'ABC-123'; $item->quantity = 12; $item2 = new OrderItem(); $item2->order_id = $order_id; $item2->sku = 'XYZ-987'; $item2->quantity = 5; return [$item,$item2]; } } function callAndSet(mixed &$lazy) { return $lazy instanceof Closure ? $lazy = $lazy() : $lazy; } class Order { public int $order_id; public Closure|array $order_items; function __construct(int $order_id) { $this->order_id = $order_id; $this->order_items = fn() => OrderItems::get($order_id); } } $order = new Order(123); foreach( callAndSet($order->order_items) as $order_item) { printf("%d of %s\n", $order_item->quantity, $order_item->sku); } echo "---\n"; foreach( callAndSet($order->order_items) as $order_item) { printf("%d of %s\n", $order_item->quantity, $order_item->sku); } echo "---\n"; foreach( $order->order_items as $order_item) { printf("%d of %s\n", $order_item->quantity, $order_item->sku); }

Version	System time (s)	User time (s)	Memory (MiB)
8.3.13	0.008	0.000	18.53
8.3.12	0.006	0.003	19.12
8.3.11	0.006	0.013	20.94
8.3.10	0.013	0.006	24.06
8.3.9	0.004	0.004	26.77
8.3.8	0.000	0.010	16.66
8.3.7	0.006	0.009	16.75
8.3.6	0.015	0.006	18.43
8.3.5	0.009	0.012	16.52
8.3.4	0.011	0.011	18.72
8.3.3	0.016	0.000	18.75
8.3.2	0.004	0.004	24.18
8.3.1	0.000	0.007	24.66
8.3.0	0.005	0.003	26.16
8.2.25	0.007	0.007	16.86
8.2.24	0.010	0.000	17.12
8.2.23	0.012	0.004	22.58
8.2.22	0.005	0.003	37.54
8.2.21	0.008	0.000	26.77
8.2.20	0.008	0.004	16.75
8.2.19	0.008	0.008	16.63
8.2.18	0.003	0.012	25.92
8.2.17	0.014	0.004	19.08
8.2.16	0.010	0.003	22.96
8.2.15	0.004	0.004	25.66
8.2.14	0.008	0.000	24.66
8.2.13	0.008	0.000	26.16
8.2.12	0.007	0.000	21.13
8.2.11	0.009	0.000	20.46
8.2.10	0.006	0.006	20.38
8.1.30	0.012	0.009	19.80
8.1.29	0.000	0.009	30.84
8.1.28	0.009	0.006	25.92
8.1.27	0.005	0.003	23.99
8.1.26	0.005	0.003	26.35
8.1.25	0.004	0.004	28.09
8.1.24	0.005	0.005	20.39
8.1.23	0.008	0.003	21.99
8.1.10	0.007	0.005	17.36
8.0.8	0.008	0.009	16.98
7.4.30	0.002	0.005	16.42
7.4.19	0.003	0.005	16.34

Version

System time (s)

User time (s)

Memory (MiB)

8.3.13

0.008

0.000

18.53

8.3.12

0.006

0.003

19.12

8.3.11

0.006

0.013

20.94

8.3.10

0.013

0.006

24.06

8.3.9

0.004

26.77

8.3.8

0.000

0.010

16.66

8.3.7

0.006

0.009

16.75

8.3.6

0.015

0.006

18.43

8.3.5

0.009

0.012

16.52

8.3.4

0.011

18.72

8.3.3

0.016

0.000

18.75

8.3.2

0.004

24.18

8.3.1

0.000

0.007

24.66

8.3.0

0.005

0.003

26.16

8.2.25

0.007

16.86

8.2.24

0.010

0.000

17.12

8.2.23

0.012

0.004

22.58

8.2.22

0.005

0.003

37.54

8.2.21

0.008

0.000

26.77

8.2.20

0.008

0.004

16.75

8.2.19

0.008

16.63

8.2.18

0.003

0.012

25.92

8.2.17

0.014

0.004

19.08

8.2.16

0.010

0.003

22.96

8.2.15

0.004

25.66

8.2.14

0.008

0.000

24.66

8.2.13

0.008

0.000

26.16

8.2.12

0.007

0.000

21.13

8.2.11

0.009

0.000

20.46

8.2.10

0.006

20.38

8.1.30

0.012

0.009

19.80

8.1.29

0.000

0.009

30.84

8.1.28

0.009

0.006

25.92

8.1.27

0.005

0.003

23.99

8.1.26

0.005

0.003

26.35

8.1.25

0.004

28.09

8.1.24

0.005

20.39

8.1.23

0.008

0.003

21.99

8.1.10

0.007

0.005

17.36

8.0.8

0.008

0.009

16.98

7.4.30

0.002

0.005

16.42

7.4.19

0.003

0.005

16.34