3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fib ($n) { return round(pow((sqrt(5)+1)/2, $n) / sqrt(5)); } $x = 0; while ($x < 100) { echo fib($x++); }

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)
8.3.60.0110.00716.88
8.3.50.0130.00522.18
8.3.40.0120.00919.00
8.3.30.0060.00918.86
8.3.20.0050.00320.41
8.3.10.0040.00423.95
8.3.00.0040.00419.63
8.2.180.0100.00618.66
8.2.170.0070.00722.96
8.2.160.0110.00420.83
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0060.00317.75
8.2.120.0050.00326.35
8.2.110.0030.00620.49
8.2.100.0120.00318.05
8.2.90.0090.00019.47
8.2.80.0050.00317.97
8.2.70.0000.00917.88
8.2.60.0090.00317.91
8.2.50.0040.00418.07
8.2.40.0080.00019.59
8.2.30.0030.00620.90
8.2.20.0030.00617.82
8.2.10.0020.00518.23
8.2.00.0040.00418.22
8.1.280.0130.00325.92
8.1.270.0060.00322.32
8.1.260.0000.00728.09
8.1.250.0000.00828.09
8.1.240.0090.00022.44
8.1.230.0110.00017.91
8.1.220.0030.00617.91
8.1.210.0030.00518.77
8.1.200.0030.00617.60
8.1.190.0040.00417.48
8.1.180.0080.00018.10
8.1.170.0030.00619.04
8.1.160.0040.00422.13
8.1.150.0080.00019.12
8.1.140.0040.00419.72
8.1.130.0000.00717.81
8.1.120.0080.00017.61
8.1.110.0040.00417.58
8.1.100.0000.00817.67
8.1.90.0050.00317.66
8.1.80.0030.00617.66
8.1.70.0040.00417.55
8.1.60.0040.00417.84
8.1.50.0030.00617.73
8.1.40.0030.00617.81
8.1.30.0000.00817.90
8.1.20.0000.00817.74
8.1.10.0030.00517.78
8.1.00.0050.00317.62
8.0.300.0040.00419.02
8.0.290.0000.00716.88
8.0.280.0030.00318.79
8.0.270.0030.00317.49
8.0.260.0000.00717.43
8.0.250.0000.00717.20
8.0.240.0000.00817.24
8.0.230.0070.00017.23
8.0.220.0000.00717.00
8.0.210.0000.00717.16
8.0.200.0030.00316.98
8.0.190.0040.00417.16
8.0.180.0000.00817.00
8.0.170.0040.00417.02
8.0.160.0000.00817.16
8.0.150.0070.00017.05
8.0.140.0040.00416.89
8.0.130.0000.00713.51
8.0.120.0030.00517.08
8.0.110.0000.00817.12
8.0.100.0000.00816.94
8.0.90.0070.00017.07
8.0.80.0130.01016.96
8.0.70.0000.00817.23
8.0.60.0000.00717.11
8.0.50.0000.00817.01
8.0.30.0090.01417.17
8.0.20.0100.01017.54
8.0.10.0000.00817.18
8.0.00.0100.00816.96
7.4.330.0030.00317.05
7.4.320.0000.00716.68
7.4.300.0050.00216.75
7.4.290.0070.00016.86
7.4.280.0040.00416.73
7.4.270.0000.00716.86
7.4.260.0030.00316.86
7.4.250.0000.00816.85
7.4.240.0020.00516.75
7.4.230.0000.00716.89
7.4.220.0100.02316.86
7.4.210.0080.00816.75
7.4.200.0080.00016.49
7.4.160.0070.01016.49
7.4.150.0120.00817.40
7.4.140.0130.00717.86
7.4.130.0030.01416.79
7.4.120.0150.00616.75
7.4.110.0030.01816.67
7.4.100.0140.00616.66
7.4.90.0120.00616.73
7.4.80.0150.00919.39
7.4.70.0100.00716.74
7.4.60.0100.00716.65
7.4.50.0100.00616.58
7.4.40.0170.00316.70
7.4.30.0130.00616.70
7.4.00.0000.01415.05
7.3.330.0000.00713.38
7.3.320.0000.00513.36
7.3.310.0050.00216.55
7.3.300.0000.00716.63
7.3.290.0060.00016.60
7.3.280.0110.00916.48
7.3.270.0140.00517.40
7.3.260.0080.01616.46
7.3.240.0140.00716.63
7.3.230.0130.00716.69
7.3.210.0110.01116.63
7.3.200.0170.00016.69
7.3.190.0140.01116.68
7.3.180.0100.00716.71
7.3.170.0140.00516.49
7.3.160.0060.00916.45
7.3.10.0020.01116.88
7.3.00.0060.00617.00
7.2.330.0030.01516.91
7.2.320.0130.00616.98
7.2.310.0080.00816.87
7.2.300.0060.01216.82
7.2.290.0080.01116.86
7.2.130.0100.00716.82
7.2.120.0070.01216.90
7.2.110.0070.00917.14
7.2.100.0090.00617.06
7.2.90.0060.00916.98
7.2.80.0110.00517.20
7.2.70.0120.00617.05
7.2.60.0110.00316.96
7.2.50.0120.00416.90
7.2.40.0080.01016.95
7.2.30.0070.01117.04
7.2.20.0080.00617.02
7.2.10.0080.00617.04
7.2.00.0150.01117.97
7.1.250.0050.00915.96
7.1.100.0070.00418.20
7.1.70.0000.01017.56
7.1.60.0190.00619.48
7.1.50.0000.02017.36
7.1.00.0030.07722.40
7.0.200.0630.00715.10
7.0.60.0100.07720.14
7.0.50.0030.08317.97
7.0.40.0070.08020.38
7.0.30.0270.07020.39
7.0.20.0170.05020.25
7.0.10.0070.04020.52
7.0.00.0030.04020.20
5.6.280.0000.03320.94
5.6.210.0000.09020.82
5.6.200.0200.06018.38
5.6.190.0070.07320.76
5.6.180.0400.07320.52
5.6.170.0230.06020.71
5.6.160.0130.07720.60
5.6.150.0030.08718.38
5.6.140.0070.05018.30
5.6.130.0070.04318.28
5.6.120.0030.08321.38
5.6.110.0130.06721.20
5.6.100.0100.05721.21
5.6.90.0200.07021.24
5.6.80.0130.07320.60
5.5.350.4100.04720.71
5.5.340.0030.08718.13
5.5.330.0100.04320.55
5.5.320.0200.04320.46
5.5.310.0300.06720.45
5.5.300.0000.05318.23
5.5.290.0170.06318.22
5.5.280.0130.08020.93
5.5.270.0100.03720.86
5.5.260.0100.08021.02
5.5.250.0070.08021.00
5.5.240.0230.06720.53
5.4.450.0500.05719.36
5.4.440.0500.05319.18
5.4.430.0530.06019.10
5.4.420.0870.07019.36
5.4.410.0700.06719.36
5.4.400.0600.06019.04
5.4.390.0470.06019.39
5.4.380.0530.05018.96
5.4.370.0470.05019.17
5.4.360.0570.07019.24
5.4.350.0200.06019.22
5.4.340.0200.06319.06
5.4.320.0130.07719.27
5.4.310.0230.06319.27
5.4.300.0300.03719.27
5.4.290.0170.05319.25
5.4.280.0100.07318.89
5.4.270.0100.06319.37
5.4.260.0130.04719.03
5.4.250.0100.05718.80
5.4.240.0330.05319.24
5.4.230.0470.05719.20
5.4.220.0470.06318.89
5.4.210.0500.05319.24
5.4.200.0200.04719.38
5.4.190.0030.06719.05
5.4.180.0230.05318.96
5.4.170.0130.05318.96
5.4.160.0400.06019.39
5.4.150.0230.05319.04
5.4.140.0400.05016.52
5.4.130.0130.05316.81
5.4.120.0100.05016.47
5.4.110.0000.06316.42
5.4.100.0100.05016.64
5.4.90.0300.04316.86
5.4.80.0230.05316.78
5.4.70.0100.05016.63
5.4.60.0100.05016.79
5.4.50.0470.05316.67
5.4.40.0470.04716.75
5.4.30.0100.05016.39
5.4.20.0100.04716.80
5.4.10.0200.04716.54
5.4.00.0100.05316.17
5.3.290.0270.06014.75
5.3.280.0470.05314.68
5.3.270.0200.05014.70
5.3.260.0330.08714.74
5.3.250.0400.05314.78
5.3.240.0470.04714.71
5.3.230.0170.04314.74
5.3.220.0170.05314.85
5.3.210.0200.04714.68
5.3.200.0270.04714.75
5.3.190.0770.03314.66
5.3.180.0530.04714.70
5.3.170.0100.05314.65
5.3.160.0130.05014.72
5.3.150.0170.04714.65
5.3.140.0570.04314.66
5.3.130.0300.05714.90
5.3.120.0200.05714.75
5.3.110.0100.08014.69
5.3.100.0170.05314.16
5.3.90.0170.04314.16
5.3.80.0230.04714.19
5.3.70.0130.05714.36
5.3.60.0100.06014.10
5.3.50.0200.06014.23
5.3.40.0170.05014.05
5.3.30.0670.05013.99
5.3.20.0100.05013.80
5.3.10.0300.04713.75
5.3.00.0130.04713.74
5.2.170.0130.05011.31
5.2.160.0400.03311.25
5.2.150.0430.03711.23
5.2.140.0170.04711.18
5.2.130.0170.05311.47
5.2.120.0130.03711.21
5.2.110.0000.05311.23
5.2.100.0100.03711.19
5.2.90.0370.04011.23
5.2.80.0170.03711.37
5.2.70.0170.03711.18
5.2.60.0500.05011.34
5.2.50.0330.04311.30
5.2.40.0170.03711.10
5.2.30.0100.05311.07
5.2.20.0170.04311.09
5.2.10.0030.04710.96
5.2.00.0070.04310.85
5.1.60.0070.03310.34
5.1.50.0200.04010.10
5.1.40.0100.04010.14
5.1.30.0170.02710.44
5.1.20.0070.04010.63
5.1.10.0330.04710.16
5.1.00.0270.05010.20
5.0.50.0100.0238.69
5.0.40.0170.0238.49
5.0.30.0100.0478.27
5.0.20.0100.0238.39
5.0.10.0070.0278.32
5.0.00.0030.0478.30
4.4.90.0070.0206.08
4.4.80.0230.0275.97
4.4.70.0200.0235.90
4.4.60.0030.0275.96
4.4.50.0000.0305.98
4.4.40.0030.0405.95
4.4.30.0100.0305.91
4.4.20.0070.0236.02
4.4.10.0030.0236.02
4.4.00.0070.0376.10
4.3.110.0070.0206.00
4.3.100.0070.0235.89
4.3.90.0000.0235.79
4.3.80.0070.0305.89
4.3.70.0030.0235.88
4.3.60.0070.0205.93
4.3.50.0130.0175.86
4.3.40.0070.0305.79
4.3.30.0070.0274.94
4.3.20.0030.0234.95
4.3.10.0000.0234.96
4.3.00.0000.0234.97

preferences:
35.72 ms | 401 KiB | 5 Q