3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function hello(int $v = null){ var_dump($v); } hello(); hello(1); hello(null);

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)
8.3.60.0070.00716.63
8.3.50.0150.00621.05
8.3.40.0120.00918.55
8.3.30.0100.00318.54
8.3.20.0030.00620.30
8.3.10.0040.00421.94
8.3.00.0040.00419.43
8.2.180.0040.01416.50
8.2.170.0110.00422.96
8.2.160.0100.00720.36
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0090.00019.24
8.2.110.0070.00319.27
8.2.100.0090.00317.59
8.2.90.0040.00419.05
8.2.80.0060.00317.97
8.2.70.0000.00817.38
8.2.60.0050.00317.68
8.2.50.0030.00618.07
8.2.40.0040.00419.30
8.2.30.0040.00419.78
8.2.20.0040.00417.63
8.2.10.0050.00317.84
8.2.00.0000.00817.84
8.1.280.0130.00325.92
8.1.270.0040.00420.33
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00022.25
8.1.230.0040.00718.74
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0080.00018.52
8.1.160.0000.00721.95
8.1.150.0080.00018.68
8.1.140.0050.00217.33
8.1.130.0000.00917.67
8.1.120.0030.00317.34
8.1.110.0070.00017.22
8.1.100.0060.00317.38
8.1.90.0070.00017.33
8.1.80.0030.00517.28
8.1.70.0000.00717.32
8.1.60.0030.00617.56
8.1.50.0000.00817.36
8.1.40.0060.00317.46
8.1.30.0080.00017.66
8.1.20.0070.00017.60
8.1.10.0040.00417.38
8.1.00.0030.00517.30
8.0.300.0040.00420.29
8.0.290.0040.00416.63
8.0.280.0030.00318.20
8.0.270.0030.00317.05
8.0.260.0000.00617.04
8.0.250.0000.00716.75
8.0.240.0000.00616.76
8.0.230.0030.00316.72
8.0.220.0040.00416.70
8.0.210.0050.00316.74
8.0.200.0030.00316.83
8.0.190.0090.00016.81
8.0.180.0030.00516.68
8.0.170.0000.00816.79
8.0.160.0040.00416.84
8.0.150.0040.00416.62
8.0.140.0070.00016.61
8.0.130.0050.00013.22
8.0.120.0080.00016.76
8.0.110.0040.00416.70
8.0.100.0000.00716.81
8.0.90.0040.00416.79
8.0.80.0120.00416.73
8.0.70.0000.00716.65
8.0.60.0040.00416.71
8.0.50.0080.00016.79
8.0.30.0130.00817.09
8.0.20.0030.01617.40
8.0.10.0000.00716.76
8.0.00.0090.01016.55
7.4.330.0020.00215.08
7.4.320.0030.00316.39
7.4.300.0000.00616.53
7.4.290.0080.00316.43
7.4.280.0040.00416.43
7.4.270.0000.00716.43
7.4.260.0040.00416.53
7.4.250.0070.00016.55
7.4.240.0040.00416.52
7.4.230.0000.00716.45
7.4.220.0100.00716.47
7.4.210.0050.00916.48
7.4.200.0030.00316.24
7.4.160.0060.00916.54
7.4.150.0150.00317.40
7.4.140.0170.00617.86
7.4.130.0090.01116.29
7.4.120.0030.01316.44
7.4.110.0100.00616.32
7.4.100.0060.01516.27
7.4.90.0130.00616.27
7.4.80.0150.00719.39
7.4.70.0090.00916.35
7.4.60.0060.00916.38
7.4.50.0080.00016.23
7.4.40.0120.00316.55
7.4.30.0160.00616.43
7.4.00.0040.01114.84
7.3.330.0040.00413.23
7.3.320.0050.00013.21
7.3.310.0000.00716.05
7.3.300.0030.00316.11
7.3.290.0070.00016.30
7.3.280.0120.00616.20
7.3.270.0040.01317.40
7.3.260.0080.00916.25
7.3.250.0120.00716.30
7.3.240.0180.00416.35
7.3.230.0100.00716.49
7.3.210.0130.00716.33
7.3.200.0140.00916.57
7.3.190.0030.01416.47
7.3.180.0090.00616.42
7.3.170.0090.01216.44
7.3.160.0100.00716.51
7.2.330.0140.00316.41
7.2.320.0040.01516.57
7.2.310.0070.01716.28
7.2.300.0030.01216.61
7.2.290.0120.01216.60
7.2.60.0030.01316.58
7.2.00.0000.01219.30
7.1.200.0080.00515.71
7.1.100.0000.01218.29
7.1.70.0040.00417.13
7.1.60.0180.00720.03
7.1.50.0140.01116.93
7.1.00.0100.06722.33
7.0.200.0030.00716.73
7.0.60.0130.07720.06
7.0.50.0100.04017.86
7.0.40.0070.05320.40
7.0.30.0570.07020.13
7.0.20.0270.07720.07
7.0.10.0030.09320.07
7.0.00.0070.09020.24
5.6.280.0030.06320.93
5.6.210.0070.08320.73
5.6.200.0030.06718.16
5.6.190.0000.08020.42
5.6.180.0400.07020.77
5.6.170.0230.05020.71
5.6.160.0130.07720.50
5.6.150.0000.09018.29
5.6.140.0000.07718.23
5.6.130.0070.08018.27
5.6.120.0200.07720.90
5.6.110.0070.08020.98
5.6.100.0100.07320.94
5.6.90.0030.07320.89
5.6.80.0200.05720.41
5.6.70.4430.04020.54
5.5.350.0070.08320.49
5.5.340.0300.03318.05
5.5.330.0130.06320.21
5.5.320.0170.08020.30
5.5.310.0230.08320.34
5.5.300.0100.08318.07
5.5.290.0100.06717.96
5.5.280.0000.04320.65
5.5.270.0070.06320.74
5.5.260.0070.05720.87
5.5.250.0070.05320.49
5.5.240.0100.07020.36
5.4.450.0130.07719.15
5.4.440.0100.07319.45
5.4.430.0200.06719.63
5.4.420.0200.05019.13
5.4.410.0230.05019.04
5.4.400.0100.06019.17
5.4.390.0070.06019.16
5.4.380.0170.06019.05
5.4.370.0130.05018.84
5.4.360.0330.04019.30
5.4.350.0230.05718.93
5.4.340.0270.06018.84
5.4.320.0170.07319.05
5.4.310.0200.06719.30
5.4.300.0200.06019.37
5.4.290.0170.06019.02
5.4.280.0130.07319.23
5.4.270.0130.07319.25
5.4.260.0100.07719.32
5.4.250.0200.06318.81
5.4.240.0130.06019.04
5.4.230.0230.05019.13
5.4.220.0170.06019.24
5.4.210.0230.06719.15
5.4.200.0230.04719.24
5.4.190.0100.05719.22
5.4.180.0170.05319.35
5.4.170.0070.08719.36
5.4.160.0200.07719.13
5.4.150.0130.06019.11
5.4.140.0200.04716.49
5.4.130.0130.05316.49
5.4.120.0100.05016.46
5.4.110.0270.05716.50
5.4.100.0100.07316.50
5.4.90.0270.05716.70
5.4.80.0200.06016.64
5.4.70.0300.06316.59
5.4.60.0170.03316.49
5.4.50.0200.03716.34
5.4.40.0030.07316.62
5.4.30.0070.05016.42
5.4.20.0030.07016.42

preferences:
56.71 ms | 401 KiB | 5 Q