3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fib($n) { return ((4 << $n*(3+$n)) / ((4 << 2*$n) - (2 << $n) - 1) & ((2 << $n) - 1)); } for ($i = 10; $i < 20; $i++) { echo "Fib {$i}: " . fib($i) . "\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)
8.3.60.0100.01016.63
8.3.50.0080.00818.07
8.3.40.0140.00718.63
8.3.30.0110.00418.45
8.3.20.0040.00418.54
8.3.10.0040.00421.77
8.3.00.0080.00017.68
8.2.180.0120.00916.32
8.2.170.0030.01422.96
8.2.160.0090.00620.92
8.2.150.0040.00424.18
8.2.140.0050.00524.66
8.2.130.0110.00517.88
8.2.120.0030.00526.35
8.2.110.0060.00620.59
8.2.100.0120.00018.04
8.2.90.0050.00319.26
8.2.80.0000.00917.97
8.2.70.0080.00417.63
8.2.60.0000.00817.80
8.2.50.0040.00418.10
8.2.40.0000.00822.33
8.2.30.0000.00719.24
8.2.20.0030.00617.55
8.2.10.0000.00717.92
8.2.00.0090.00018.10
8.1.280.0180.00025.92
8.1.270.0070.00024.01
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0060.00320.93
8.1.230.0070.00417.70
8.1.220.0080.00017.76
8.1.210.0030.00518.77
8.1.200.0000.01017.23
8.1.190.0080.00017.22
8.1.180.0030.00518.10
8.1.170.0000.00918.77
8.1.160.0070.00018.87
8.1.150.0000.00818.94
8.1.140.0070.00019.60
8.1.130.0030.00317.69
8.1.120.0000.00817.38
8.1.110.0040.00417.49
8.1.100.0040.00417.49
8.1.90.0090.00017.48
8.1.80.0000.00717.42
8.1.70.0050.00217.46
8.1.60.0000.00817.55
8.1.50.0030.00617.39
8.1.40.0000.01117.51
8.1.30.0000.00917.70
8.1.20.0030.00517.53
8.1.10.0050.00517.46
8.1.00.0050.00317.40
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00418.43
8.0.270.0070.00017.25
8.0.260.0030.00317.14
8.0.250.0030.00316.90
8.0.240.0000.00816.93
8.0.230.0050.00216.91
8.0.220.0070.00016.83
8.0.210.0040.00416.86
8.0.200.0030.00616.94
8.0.190.0000.00816.86
8.0.180.0040.00416.78
8.0.170.0040.00416.88
8.0.160.0030.00516.85
8.0.150.0050.00216.79
8.0.140.0000.00816.73
8.0.130.0060.00013.30
8.0.120.0050.00316.83
8.0.110.0040.00416.89
8.0.100.0000.00716.91
8.0.90.0060.00316.72
8.0.80.0060.01016.86
8.0.70.0030.00416.78
8.0.60.0040.00416.81
8.0.50.0070.00016.75
8.0.30.0120.00817.16
8.0.20.0110.01017.40
8.0.10.0070.00017.05
8.0.00.0110.01116.92
7.4.330.0020.00215.08
7.4.320.0030.00316.60
7.4.300.0030.00316.57
7.4.290.0040.00416.50
7.4.280.0030.00516.44
7.4.270.0090.00016.48
7.4.260.0000.00716.38
7.4.250.0050.00316.36
7.4.240.0000.00816.55
7.4.230.0040.00416.66
7.4.220.0060.01316.42
7.4.210.0130.00316.61
7.4.200.0000.00716.66
7.4.160.0060.00916.74
7.4.150.0120.00617.40
7.4.140.0070.01017.86
7.4.130.0090.01016.46
7.4.120.0140.00316.48
7.4.110.0090.00916.60
7.4.100.0110.00516.31
7.4.90.0100.00716.51
7.4.80.0220.00719.39
7.4.70.0130.00316.42
7.4.60.0160.00016.46
7.4.50.0090.00616.27
7.4.40.0070.01416.35
7.4.30.0110.00716.50
7.4.00.0030.01315.21
7.3.330.0000.00813.15
7.3.320.0030.00313.38
7.3.310.0000.00716.42
7.3.300.0030.00316.38
7.3.290.0100.00716.38
7.3.280.0070.00916.32
7.3.270.0090.00917.40
7.3.260.0200.00316.68
7.3.250.0110.00816.35
7.3.240.0140.00516.47
7.3.230.0090.01216.61
7.3.210.0030.01316.75
7.3.200.0130.00316.33
7.3.190.0120.00416.37
7.3.180.0070.00916.63
7.3.170.0130.01016.54
7.3.160.0060.01116.47
7.3.10.0090.00316.18
7.3.00.0090.00616.36
7.2.330.0060.01116.40
7.2.320.0030.01416.38
7.2.310.0150.01116.75
7.2.300.0180.00616.78
7.2.290.0100.00716.57
7.2.130.0000.01016.68
7.2.120.0120.00416.84
7.2.110.0030.00716.80
7.2.100.0070.00716.55
7.2.90.0080.00416.75
7.2.80.0030.00616.51
7.2.70.0070.00716.63
7.2.60.0090.00416.71
7.2.50.0030.00616.91
7.2.40.0100.00316.87
7.2.30.0000.01416.67
7.2.20.0030.01216.59
7.2.10.0040.00716.71
7.2.00.0040.00818.16
7.1.250.0000.00915.50
7.1.200.0140.00915.47
7.1.100.0030.01018.18
7.1.70.0040.01116.80
7.1.60.0130.01019.32
7.1.50.0110.00717.08
7.1.00.0030.07722.31
7.0.200.0060.00316.88
7.0.60.0030.08021.82
7.0.50.0370.05720.33
7.0.40.0300.06020.45
7.0.30.0200.06720.28
7.0.20.0270.06320.45
7.0.10.0300.07020.21
7.0.00.0270.04720.21
5.6.280.0030.07320.87
5.6.210.0000.06720.51
5.6.200.0230.06021.22
5.6.190.0300.05721.04
5.6.180.0130.06321.06
5.6.170.0300.05321.09
5.6.160.0070.06721.12
5.6.150.0270.06721.21
5.6.140.0200.06021.01
5.6.130.0200.06321.05
5.6.120.0170.06721.07
5.6.110.0230.08021.04
5.6.100.0070.07321.20
5.6.90.0170.07721.04
5.6.80.0200.05720.60
5.6.70.0230.05020.34
5.6.60.0300.04320.43
5.6.50.0230.06720.48
5.6.40.0200.06320.54
5.6.30.0130.06720.45
5.6.20.0130.05720.43
5.6.10.0130.06020.37
5.6.00.0270.05720.55
5.5.350.0030.06720.30
5.5.340.0470.05320.97
5.5.330.0300.05720.87
5.5.320.0100.05720.96
5.5.310.0300.07021.00
5.5.300.0200.06320.85
5.5.290.0270.06020.84
5.5.280.0170.06020.75
5.5.270.0370.05020.82
5.5.260.0170.08320.87
5.5.250.0030.07320.69
5.5.240.0270.04720.18
5.5.230.0170.06020.15
5.5.220.0230.05720.25
5.5.210.0300.04320.15
5.5.200.0130.06020.18
5.5.190.0130.06020.18
5.5.180.0130.05720.12
5.5.160.0330.05020.20
5.5.150.0200.06020.26
5.5.140.0300.06020.37
5.5.130.0200.06020.18
5.5.120.0330.06320.18
5.5.110.0300.04720.29
5.5.100.0230.04320.10
5.5.90.0130.06020.05
5.5.80.0330.05020.17
5.5.70.0330.05720.05
5.5.60.0300.05720.13
5.5.50.0330.05720.01
5.5.40.0170.06320.18
5.5.30.0270.06020.05
5.5.20.0470.04720.09
5.5.10.0300.05720.07
5.5.00.0300.05319.96

preferences:
56.68 ms | 400 KiB | 5 Q