Online PHP editor | perf for H82XA

<?php /* * Fill in all four below and click the blue 'eval();' button. * ------------------ */ $unhashedServerSeed = '96f43befc381df79583d6daee3d366fc36f480e7fa3bca0afc5c91055a67b95b'; $nonce = 305; $clientSeed = 'nya4CvRf2syWfc5n9EirGvJv2ZrYbhv9'; $ticketQuantity = 62633; /* ------------------ */ if ($unhashedServerSeed == '' || $nonce < 0 || $clientSeed == '' || $ticketQuantity <= 0) { echo "Fill in details"; return; } define('MAX_HEX_SEGMENTS', 6); define('HEX_SEGMENT_SIZE', 2); define('BASE_FOR_HEX_CONVERSION', 256); define('HASH_TYPE', 'sha256'); function calculateDecimalValue(string $preResult): float { $decimalValue = 0; for ($i = 0; $i < MAX_HEX_SEGMENTS; $i++) { $hexValue = substr($preResult, HEX_SEGMENT_SIZE * $i, HEX_SEGMENT_SIZE); $decimalValue += hexdec($hexValue) / pow(BASE_FOR_HEX_CONVERSION, $i + 1); } return $decimalValue; } function getProvablyFairResult(string $init, string $serverSeed, int $qty): array { $preResult = hash_hmac(HASH_TYPE, $init, $serverSeed); $decimalValue = calculateDecimalValue($preResult); $result = (int) ($decimalValue * $qty) + 1; return [ 'preResult' => $preResult, 'result' => $result, ]; } $unhashedServerSeed = preg_replace( "/\r|\n/", "", $unhashedServerSeed); $clientSeed = preg_replace( "/\r|\n/", "", $clientSeed); $nrand = strlen($clientSeed); $stringToHash = "$clientSeed-$nrand-$nonce"; $result = getProvablyFairResult($stringToHash, $unhashedServerSeed, $ticketQuantity); echo "Result: {$result['result']}";

Version	System time (s)	User time (s)	Memory (MiB)
8.5.3	0.008	0.010	19.51
8.5.2	0.012	0.006	19.76
8.5.1	0.035	0.006	17.00
8.5.0	0.027	0.003	16.96
8.4.18	0.014	0.010	22.05
8.4.17	0.012	0.013	20.02
8.4.16	0.029	0.009	20.65
8.4.15	0.036	0.007	20.00
8.4.14	0.033	0.009	18.02
8.4.13	0.034	0.010	17.89
8.4.12	0.032	0.012	18.16
8.4.11	0.037	0.008	17.90
8.4.10	0.042	0.005	18.01
8.4.9	0.038	0.010	17.93
8.4.8	0.039	0.006	18.23
8.4.7	0.036	0.008	17.95
8.4.6	0.037	0.008	18.27
8.4.5	0.032	0.012	17.86
8.4.4	0.043	0.006	17.94
8.4.3	0.037	0.011	17.87
8.4.2	0.039	0.009	17.95
8.4.1	0.036	0.013	17.98
8.3.30	0.010	0.011	20.33
8.3.29	0.037	0.007	18.61
8.3.28	0.036	0.006	18.78
8.3.27	0.038	0.011	17.12
8.3.26	0.038	0.010	17.10
8.3.25	0.038	0.010	16.85
8.3.24	0.035	0.013	16.55
8.3.23	0.036	0.007	16.82
8.3.22	0.038	0.010	16.84
8.3.21	0.034	0.010	17.05
8.3.20	0.040	0.008	16.78
8.3.19	0.034	0.011	17.05
8.3.18	0.044	0.005	17.04
8.3.17	0.037	0.007	16.94
8.3.16	0.033	0.013	17.05
8.3.15	0.042	0.005	16.71
8.3.14	0.043	0.008	16.81
8.3.13	0.035	0.009	17.14
8.3.12	0.031	0.013	16.79
8.3.11	0.039	0.007	16.86
8.3.10	0.036	0.011	17.07
8.3.9	0.041	0.008	16.84
8.3.8	0.041	0.009	17.05
8.3.7	0.040	0.011	16.86
8.3.6	0.043	0.006	16.91
8.3.5	0.043	0.009	16.89
8.3.4	0.037	0.010	18.17
8.3.3	0.034	0.006	18.17
8.3.2	0.037	0.008	18.28
8.3.1	0.030	0.010	18.29
8.3.0	0.029	0.008	18.16

Version

System time (s)

User time (s)

Memory (MiB)

8.5.3

0.008

0.010

19.51

8.5.2

0.012

0.006

19.76

8.5.1

0.035

0.006

17.00

8.5.0

0.027

0.003

16.96

8.4.18

0.014

0.010

22.05

8.4.17

0.012

0.013

20.02

8.4.16

0.029

0.009

20.65

8.4.15

0.036

0.007

20.00

8.4.14

0.033

0.009

18.02

8.4.13

0.034

0.010

17.89

8.4.12

0.032

0.012

18.16

8.4.11

0.037

0.008

17.90

8.4.10

0.042

0.005

18.01

8.4.9

0.038

0.010

17.93

8.4.8

0.039

0.006

18.23

8.4.7

0.036

0.008

17.95

8.4.6

0.037

0.008

18.27

8.4.5

0.032

0.012

17.86

8.4.4

0.043

0.006

17.94

8.4.3

0.037

0.011

17.87

8.4.2

0.039

0.009

17.95

8.4.1

0.036

0.013

17.98

8.3.30

0.010

0.011

20.33

8.3.29

0.037

0.007

18.61

8.3.28

0.036

0.006

18.78

8.3.27

0.038

0.011

17.12

8.3.26

0.038

0.010

17.10

8.3.25

0.038

0.010

16.85

8.3.24

0.035

0.013

16.55

8.3.23

0.036

0.007

16.82

8.3.22

0.038

0.010

16.84

8.3.21

0.034

0.010

17.05

8.3.20

0.040

0.008

16.78

8.3.19

0.034

0.011

17.05

8.3.18

0.044

0.005

17.04

8.3.17

0.037

0.007

16.94

8.3.16

0.033

0.013

17.05

8.3.15

0.042

0.005

16.71

8.3.14

0.043

0.008

16.81

8.3.13

0.035

0.009

17.14

8.3.12

0.031

0.013

16.79

8.3.11

0.039

0.007

16.86

8.3.10

0.036

0.011

17.07

8.3.9

0.041

0.008

16.84

8.3.8

0.041

0.009

17.05

8.3.7

0.040

0.011

16.86

8.3.6

0.043

0.006

16.91

8.3.5

0.043

0.009

16.89

8.3.4

0.037

0.010

18.17

8.3.3

0.034

0.006

18.17

8.3.2

0.037

0.008

18.28

8.3.1

0.030

0.010

18.29

8.3.0

0.029

0.008

18.16