3v4l.org

run code in 300+ PHP versions simultaneously
<?php function randomNumberSequence($requiredLength = 7, $highestDigit = 8) { $sequence = ''; for ($i = 0; $i < $requiredLength; ++$i) { $sequence .= mt_rand(0, $highestDigit); } return $sequence; } $numberPrefixes = ['0812', '0813', '0814', '0815', '0816', '0817', '0818', '0819', '0909', '0908']; for ($i = 0; $i < 21; ++$i) { echo $numberPrefixes[array_rand($numberPrefixes)] , randomNumberSequence() , "\n"; }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.2.40.0110.00517.62
8.2.30.0180.00017.62
8.2.20.0040.00417.63
8.2.10.0070.00618.02
8.2.00.0080.00618.23
8.1.170.0130.00417.62
8.1.160.0090.00917.62
8.1.150.0130.00317.62
8.1.140.0090.00417.87
8.1.130.0070.00617.85
8.1.120.0090.00317.70
8.1.110.0050.00917.74
8.1.100.0100.00417.70
8.1.90.0090.00517.61
8.1.80.0080.00617.58
8.1.70.0090.00417.56
8.1.60.0080.00617.67
8.1.50.0090.00517.63
8.1.40.0100.00417.60
8.1.30.0110.00417.75
8.1.20.0080.00617.73
8.1.10.0140.00317.64
8.1.00.0110.00617.62
8.0.280.0090.00917.62
8.0.270.0120.00117.43
8.0.260.0070.00617.47
8.0.250.0090.00417.33
8.0.240.0080.00517.32
8.0.230.0080.00617.27
8.0.220.0090.00517.10
8.0.210.0080.00516.99
8.0.200.0080.00517.08
8.0.190.0090.00417.05
8.0.180.0060.00817.22
8.0.170.0100.00317.04
8.0.160.0090.00517.03
8.0.150.0110.00316.97
8.0.140.0100.00416.89
8.0.130.0100.00416.90
8.0.120.0090.00516.36
8.0.110.0090.00416.35
8.0.100.0080.00316.47
8.0.90.0080.00416.46
8.0.80.0070.00616.43
8.0.70.0080.00516.46
8.0.60.0080.00516.44
8.0.50.0080.00516.48
8.0.30.0080.00616.47
8.0.20.0090.00516.53
8.0.10.0080.00616.60
8.0.00.0070.00516.64
7.4.330.0150.00516.87
7.4.320.0090.00517.01
7.4.300.0120.00416.82
7.4.290.0120.00416.80
7.4.280.0130.00416.75
7.4.270.0120.00416.73
7.4.260.0110.00516.70
7.4.250.0120.00316.09
7.4.240.0120.00416.17
7.4.230.0090.00516.15
7.4.220.0090.00416.21
7.4.210.0090.00616.30
7.4.200.0090.00516.24
7.4.190.0090.00416.29
7.4.180.0090.00416.33
7.4.160.0090.00516.30
7.4.150.0100.00516.25
7.4.140.0080.00516.17
7.4.130.0090.00516.19
7.4.120.0090.00416.16
7.4.110.0080.00516.14
7.4.100.0070.00616.22
7.4.90.0090.00616.19
7.4.80.0090.00516.25
7.4.70.0090.00616.18
7.4.60.0100.00516.20
7.4.50.0110.00516.15
7.4.40.0090.00616.17
7.4.30.0090.00616.21
7.4.20.0100.00516.20
7.4.10.0100.00516.17
7.4.00.0080.00716.19
7.3.330.0130.00416.48
7.3.320.0120.00416.17
7.3.310.0110.00415.93
7.3.300.0080.00515.95
7.3.290.0070.00515.97
7.3.280.0080.00616.05
7.3.270.0100.00416.06
7.3.260.0090.00516.04
7.3.250.0100.00516.05
7.3.240.0100.00516.06
7.3.230.0110.00416.06
7.3.220.0110.00416.06
7.3.210.0090.00616.06
7.3.200.0100.00516.09
7.3.190.0090.00716.06
7.3.180.0100.00516.13
7.3.170.0110.00516.07
7.3.160.0110.00516.10
7.3.150.0100.00516.12
7.3.140.0090.00616.10
7.3.130.0090.00716.08
7.3.120.0100.00616.10
7.3.110.0100.00616.05
7.3.100.0100.00616.07
7.3.90.0100.00616.19
7.3.80.0100.00616.06
7.3.70.0090.00716.17
7.3.60.0100.00516.20
7.3.50.0100.00616.17
7.3.40.0090.00716.12
7.3.30.0100.00616.15
7.3.20.0110.00617.17
7.3.10.0110.00617.11
7.3.00.0120.00517.14
7.2.340.0100.00616.17
7.2.330.0130.00516.20
7.2.320.0140.00516.23
7.2.310.0120.00616.23
7.2.300.0120.00616.27
7.2.290.0110.00816.25
7.2.280.0130.00516.25
7.2.270.0130.00516.22
7.2.260.0110.00716.21
7.2.250.0120.00616.21
7.2.240.0130.00616.22
7.2.230.0130.00616.24
7.2.220.0110.00716.25
7.2.210.0130.00616.24
7.2.200.0120.00816.38
7.2.190.0120.00616.35
7.2.180.0120.00616.26
7.2.170.0130.00516.33
7.2.160.0130.00716.30
7.2.150.0140.00617.39
7.2.140.0120.00717.38
7.2.130.0130.00717.45
7.2.120.0120.00617.42
7.2.110.0120.00617.41
7.2.100.0130.00617.41
7.2.90.0120.00817.35
7.2.80.0130.00617.37
7.2.70.0120.00617.39
7.2.60.0120.00617.45
7.2.50.0110.00817.43
7.2.40.0150.00617.45
7.2.30.0150.00717.41
7.2.20.0110.00817.42
7.2.10.0120.00717.40
7.2.00.0130.00617.41
7.1.330.0110.00716.22
7.1.320.0130.00616.38
7.1.310.0140.00516.39
7.1.300.0130.00616.42
7.1.290.0140.00616.41
7.1.280.0130.00616.34
7.1.270.0130.00516.25
7.1.260.0120.00616.32
7.1.250.0130.00516.25
7.1.240.0120.00616.27
7.1.230.0120.00616.33
7.1.220.0140.00516.32
7.1.210.0140.00616.28
7.1.200.0120.00716.30
7.1.190.0130.00516.30
7.1.180.0130.00516.31
7.1.170.0140.00516.33
7.1.160.0110.00716.26
7.1.150.0160.00516.27
7.1.140.0160.00716.29
7.1.130.0120.00716.30
7.1.120.0130.00616.30
7.1.110.0130.00516.29
7.1.100.0140.00616.37
7.1.90.0130.00716.31
7.1.80.0140.00516.33
7.1.70.0130.00716.20
7.1.60.0140.00716.34
7.1.50.0120.00716.35
7.1.40.0120.00616.33
7.1.30.0150.00416.35
7.1.20.0140.00616.31
7.1.10.0120.00616.26
7.1.00.0110.00816.25

preferences:
46.22 ms | 401 KiB | 5 Q