3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a(&$n){++$n;}//écho a(5); //echo a(5); $n=5; echo a($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)
8.3.40.0090.00918.71
8.3.30.0130.01018.58
8.3.20.0080.00018.64
8.3.10.0080.00021.02
8.3.00.0040.00421.82
8.2.170.0100.00722.96
8.2.160.0100.00320.47
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0070.00020.93
8.2.110.0090.01320.32
8.2.100.0070.00317.70
8.2.90.0000.00719.17
8.2.80.0030.00517.97
8.2.70.0080.00317.50
8.2.60.0020.00617.93
8.2.50.0060.00318.07
8.2.40.0070.00018.34
8.2.30.0040.00421.29
8.2.20.0050.00217.81
8.2.10.0040.00417.67
8.2.00.0030.00617.75
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0140.00322.61
8.1.230.0120.00020.80
8.1.220.0050.00318.77
8.1.210.0040.00418.77
8.1.200.0030.00717.10
8.1.190.0000.00717.41
8.1.180.0000.00818.10
8.1.170.0040.00418.66
8.1.160.0040.00418.76
8.1.150.0040.00418.69
8.1.140.0030.00617.28
8.1.130.0030.00517.69
8.1.120.0000.00917.37
8.1.110.0000.00817.35
8.1.100.0040.00417.43
8.1.90.0000.00717.38
8.1.80.0040.00417.27
8.1.70.0030.00617.34
8.1.60.0000.00817.62
8.1.50.0040.00417.39
8.1.40.0000.00817.49
8.1.30.0000.00717.58
8.1.20.0000.00817.54
8.1.10.0060.00317.48
8.1.00.0120.00017.46
8.0.300.0000.01120.02
8.0.290.0040.00417.18
8.0.280.0030.00418.48
8.0.270.0080.00417.16
8.0.260.0000.00916.79
8.0.250.0020.00516.95
8.0.240.0060.00316.81
8.0.230.0070.00016.76
8.0.220.0050.00316.77
8.0.210.0030.00316.79
8.0.200.0060.00016.84
8.0.190.0000.00816.77
8.0.180.0040.00416.72
8.0.170.0040.00416.86
8.0.160.0070.00016.82
8.0.150.0000.00916.66
8.0.140.0040.00416.76
8.0.130.0030.00313.25
8.0.120.0000.00716.81
8.0.110.0000.00716.93
8.0.100.0000.00716.92
8.0.90.0060.00316.81
8.0.80.0080.00816.83
8.0.70.0040.00416.93
8.0.60.0000.00716.65
8.0.50.0040.00416.85
8.0.30.0080.01016.88
8.0.20.0110.00717.40
8.0.10.0000.00716.93
8.0.00.0100.00716.68
7.4.330.0000.00514.72
7.4.320.0040.00416.53
7.4.300.0000.00716.47
7.4.290.0000.00716.63
7.4.280.0000.00716.39
7.4.270.0000.00616.38
7.4.260.0000.00513.31
7.4.250.0000.00816.41
7.4.240.0070.00016.63
7.4.230.0030.00316.38
7.4.220.0040.01316.62
7.4.210.0100.00716.54
7.4.200.0070.00016.49
7.4.190.0050.00216.41
7.4.160.0090.00616.40
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0100.00716.58
7.4.120.0100.00916.43
7.4.110.0140.00716.43
7.4.100.0000.01716.57
7.4.90.0070.01516.57
7.4.80.0180.00719.39
7.4.70.0110.00516.47
7.4.60.0030.01316.57
7.4.50.0050.00516.32
7.4.40.0080.00822.52
7.4.30.0090.01416.39
7.4.00.0100.00715.21
7.3.330.0050.00013.16
7.3.320.0050.00013.17
7.3.310.0030.00316.28
7.3.300.0070.00016.28
7.3.290.0130.00716.24
7.3.280.0060.00916.21
7.3.270.0100.00717.40
7.3.260.0100.00918.24
7.3.250.0070.01016.40
7.3.240.0100.00716.33
7.3.230.0060.01116.49
7.3.210.0170.00016.28
7.3.200.0190.00519.39
7.3.190.0090.00816.37
7.3.180.0000.01516.36
7.3.170.0150.00616.35
7.3.160.0060.01016.36
7.3.120.0040.00914.80
7.2.330.0060.01216.68
7.2.320.0110.00716.35
7.2.310.0130.00316.57
7.2.300.0070.01016.29
7.2.290.0090.01116.49
7.1.70.0030.00316.75
7.1.60.0070.00417.11
7.1.50.0080.00616.95
7.1.00.0030.05322.28
7.0.200.0070.00016.66
7.0.140.0030.07022.12
7.0.100.0370.07319.89
7.0.90.0130.04719.93
7.0.80.0130.04019.80
7.0.70.0170.06719.87
7.0.60.0170.07319.93
7.0.50.0130.07020.32
7.0.40.0100.08320.04
7.0.30.0070.07320.02
7.0.20.0200.06720.14
7.0.10.0070.08320.03
7.0.00.0100.08320.09
5.6.280.0100.07020.91
5.6.250.0100.07320.45
5.6.240.0030.08720.55
5.6.230.0100.08320.46
5.6.220.0070.08320.69
5.6.210.0100.07720.64
5.6.200.0100.04021.06
5.6.190.0100.07721.06
5.6.180.0070.08320.98
5.6.170.0030.08020.96
5.6.160.0100.08320.95
5.6.150.0130.07721.00
5.6.140.0000.04721.03
5.6.130.0200.07321.08
5.6.120.0100.08321.00
5.6.110.0230.05321.03
5.6.100.0200.07321.00
5.6.90.0130.07720.89
5.6.80.0000.04720.34
5.6.70.0070.04020.27
5.6.60.0100.07320.28
5.6.50.0000.05320.44
5.6.40.0170.07720.45
5.6.30.0130.07020.45
5.6.20.0030.04320.41
5.6.10.0130.07020.32
5.6.00.0100.04320.33
5.5.380.0100.07720.46
5.5.370.0070.08320.44
5.5.360.0100.08020.30
5.5.350.0100.08020.37
5.5.340.0170.07020.59
5.5.330.0030.08720.89
5.5.320.0100.08320.88
5.5.310.0030.08720.75
5.5.300.0070.06020.88
5.5.290.0200.06020.82
5.5.280.0130.05320.85
5.5.270.0170.07720.72
5.5.260.0130.07320.70
5.5.250.0030.05320.69
5.5.240.0070.04720.11
5.5.230.0100.07720.25
5.5.220.0070.04320.21
5.5.210.0130.06720.10
5.5.200.0070.08020.21
5.5.190.0170.07320.18
5.5.180.0000.04720.07
5.5.160.0100.07020.18
5.5.150.0070.06720.20
5.5.140.0100.06720.09
5.5.130.0030.08320.07
5.5.120.0200.06720.03
5.5.110.0000.08020.12
5.5.100.0100.06020.02
5.5.90.0000.06720.05
5.5.80.0100.05320.04
5.5.70.0000.06020.01
5.5.60.0070.04320.04
5.5.50.0030.04720.09
5.5.40.0100.03320.09
5.5.30.0070.04020.05
5.5.20.0130.03020.00
5.5.10.0030.04020.03
5.5.00.0030.04719.91
5.4.450.0070.07719.49
5.4.440.0100.08019.38
5.4.430.0070.07319.45
5.4.420.0130.06719.55
5.4.410.0030.07019.20
5.4.400.0170.07019.12
5.4.390.0070.07319.18
5.4.380.0030.07319.03
5.4.370.0030.06019.14
5.4.360.0070.05319.13
5.4.350.0200.06719.03
5.4.340.0070.06319.04
5.4.320.0100.08019.06
5.4.310.0030.07719.14
5.4.300.0000.04319.22
5.4.290.0100.07019.14
5.4.280.0130.07019.03
5.4.270.0130.05019.13
5.4.260.0000.07719.12
5.4.250.0070.08019.22
5.4.240.0030.04019.15
5.4.230.0000.04718.84
5.4.220.0070.03719.02
5.4.210.0070.03319.12
5.4.200.0070.03319.04
5.4.190.0000.04019.20
5.4.180.0000.04019.02
5.4.170.0070.03318.84
5.4.160.0100.03019.11
5.4.150.0100.04718.83
5.4.140.0070.03716.23
5.4.130.0070.05716.36
5.4.120.0100.06716.35
5.4.110.0030.03716.46
5.4.100.0100.06016.46
5.4.90.0030.05316.33
5.4.80.0100.07016.41
5.4.70.0030.04016.33
5.4.60.0000.04016.32
5.4.50.0070.03316.28
5.4.40.0070.04316.52
5.4.30.0000.04316.47
5.4.20.0000.04016.40
5.4.10.0030.03716.45
5.4.00.0000.04315.82
5.3.290.0030.08314.68
5.3.280.0000.04314.59
5.3.270.0030.03714.66
5.3.260.0030.03714.62
5.3.250.0100.03314.74
5.3.240.0070.07314.66
5.3.230.0100.06314.71
5.3.220.0100.05014.67
5.3.210.0030.03314.59
5.3.200.0100.03014.59
5.3.190.0070.05714.57
5.3.180.0170.06014.68
5.3.170.0070.03314.55
5.3.160.0030.03714.53
5.3.150.0000.06714.71
5.3.140.0030.03314.53
5.3.130.0070.04714.49
5.3.120.0000.04014.55
5.3.110.0030.03714.60
5.3.100.0100.02714.00
5.3.90.0000.06014.11
5.3.80.0030.06013.98
5.3.70.0030.04313.94
5.3.60.0100.03313.93
5.3.50.0000.04014.08
5.3.40.0070.03313.83
5.3.30.0070.03013.82
5.3.20.0000.03713.71
5.3.10.0030.03313.56
5.3.00.0000.04013.62
5.2.170.0030.02711.13
5.2.160.0000.03311.00
5.2.150.0030.02711.24
5.2.140.0000.04311.06
5.2.130.0000.03011.20
5.2.120.0000.03311.10
5.2.110.0070.02011.22
5.2.100.0030.02710.95
5.2.90.0070.02311.16
5.2.80.0000.03011.15
5.2.70.0000.02711.01
5.2.60.0000.03011.07
5.2.50.0030.02710.93
5.2.40.0070.02311.13
5.2.30.0000.03010.87
5.2.20.0030.02710.89
5.2.10.0030.02710.88
5.2.00.0070.02710.73
5.1.60.0030.02310.04
5.1.50.0000.02010.08
5.1.40.0000.0309.86
5.1.30.0000.02310.39
5.1.20.0030.02310.41
5.1.10.0070.02310.06
5.1.00.0000.0239.90
5.0.50.0000.0209.10
5.0.40.0000.0209.10
5.0.30.0030.0309.10
5.0.20.0070.0409.10
5.0.10.0030.0439.10
5.0.00.0070.0479.10
4.4.90.0000.0179.10
4.4.80.0000.0179.10
4.4.70.0000.0179.10
4.4.60.0030.0209.10
4.4.50.0000.0179.10
4.4.40.0000.0279.10
4.4.30.0030.0139.10
4.4.20.0030.0179.10
4.4.10.0070.0079.10
4.4.00.0000.0239.10
4.3.110.0000.0179.10
4.3.100.0030.0309.10
4.3.90.0000.0239.10
4.3.80.0000.0309.10
4.3.70.0000.0379.10
4.3.60.0100.0279.10
4.3.50.0070.0279.10
4.3.40.0030.0439.10
4.3.30.0000.0379.10
4.3.20.0000.0239.10
4.3.10.0070.0239.10
4.3.00.0030.0339.10

preferences:
42.32 ms | 400 KiB | 5 Q