3v4l.org

run code in 300+ PHP versions simultaneously
<?php $lol = 'C'; $lol++; var_dump($lol); $lol = 'C'; $lol--; var_dump($lol);

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)
8.3.40.0070.01418.59
8.3.30.0080.00618.88
8.3.20.0050.00220.07
8.3.10.0040.00420.57
8.3.00.0030.00717.38
8.2.170.0110.00422.96
8.2.160.0130.00020.39
8.2.150.0040.00424.18
8.2.140.0000.01024.66
8.2.130.0080.00026.16
8.2.120.0120.00622.25
8.2.110.0030.00722.24
8.2.100.0080.00319.34
8.2.90.0020.00519.11
8.2.80.0050.00317.97
8.2.70.0060.00317.34
8.2.60.0040.00417.93
8.2.50.0120.00018.07
8.2.40.0040.00418.25
8.2.30.0030.00519.35
8.2.20.0000.00817.67
8.2.10.0080.00018.04
8.2.00.0050.00217.61
8.1.270.0040.00422.19
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0060.00323.78
8.1.230.0080.00318.97
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0080.00018.72
8.1.160.0040.00421.84
8.1.150.0000.00718.78
8.1.140.0040.00417.29
8.1.130.0040.00417.76
8.1.120.0030.00417.32
8.1.110.0000.00817.27
8.1.100.0070.00017.40
8.1.90.0000.00717.40
8.1.80.0040.00317.38
8.1.70.0000.00817.26
8.1.60.0060.00317.54
8.1.50.0000.00817.33
8.1.40.0070.00017.44
8.1.30.0000.00817.60
8.1.20.0000.00817.48
8.1.10.0040.00417.34
8.1.00.0110.00017.25
8.0.300.0070.00018.77
8.0.290.0080.00016.63
8.0.280.0030.00318.24
8.0.270.0030.00317.20
8.0.260.0030.00317.24
8.0.250.0000.00616.89
8.0.240.0060.00316.91
8.0.230.0030.00316.77
8.0.220.0050.00316.88
8.0.210.0000.00716.82
8.0.200.0000.00616.91
8.0.190.0030.00616.80
8.0.180.0040.00416.73
8.0.170.0080.00016.91
8.0.160.0030.00316.86
8.0.150.0030.00316.66
8.0.140.0030.00516.70
8.0.130.0000.00513.23
8.0.120.0030.00616.82
8.0.110.0000.00716.89
8.0.100.0070.00016.82
8.0.90.0070.00016.65
8.0.80.0090.00616.74
8.0.70.0050.00416.86
8.0.60.0000.00716.70
8.0.50.0040.00416.84
8.0.30.0110.00717.01
8.0.20.0120.00817.40
8.0.10.0040.00416.84
8.0.00.0100.00716.64
7.4.330.0030.00315.00
7.4.320.0000.00616.42
7.4.300.0000.00616.49
7.4.290.0000.00616.50
7.4.280.0000.00816.51
7.4.270.0050.00316.53
7.4.260.0030.00316.39
7.4.250.0030.00516.54
7.4.240.0020.00516.48
7.4.230.0000.00616.58
7.4.220.0090.00916.55
7.4.210.0080.00616.30
7.4.200.0080.00016.38
7.4.160.0120.00316.34
7.4.150.0090.00917.40
7.4.140.0080.01117.86
7.4.130.0140.00716.37
7.4.120.0080.00916.36
7.4.110.0100.00616.35
7.4.100.0090.00916.42
7.4.90.0140.00316.38
7.4.80.0120.00619.39
7.4.70.0070.01016.37
7.4.60.0100.00516.54
7.4.50.0000.00816.41
7.4.40.0070.01016.41
7.4.30.0100.00716.43
7.4.00.0030.01214.55
7.3.330.0050.00012.95
7.3.320.0050.00012.98
7.3.310.0000.00716.24
7.3.300.0000.00716.12
7.3.290.0030.01016.23
7.3.280.0040.01216.18
7.3.270.0080.01217.40
7.3.260.0090.00916.16
7.3.250.0050.01216.33
7.3.240.0150.00316.52
7.3.230.0130.00316.39
7.3.210.0030.01416.44
7.3.200.0040.01219.39
7.3.190.0080.01216.32
7.3.180.0100.00616.28
7.3.170.0060.01016.27
7.3.160.0160.00516.15
7.2.330.0130.00416.36
7.2.320.0120.00616.30
7.2.310.0100.00716.54
7.2.300.0100.01116.29
7.2.290.0080.00816.52
7.2.00.0100.00619.33
7.1.100.0080.00518.07
7.1.70.0000.00717.07
7.1.60.0120.01219.12
7.1.50.0060.01516.91
7.1.00.0070.06722.43
7.0.200.0000.00816.59
7.0.140.0030.07021.99
7.0.60.0130.03019.92
7.0.50.0030.05017.77
7.0.40.0030.09320.02
7.0.30.0400.06020.13
7.0.20.0300.05719.99
7.0.10.0030.07020.11
7.0.00.0030.07320.17
5.6.280.0070.07020.91
5.6.210.0070.08720.50
5.6.200.0000.07018.09
5.6.190.0070.06720.45
5.6.180.0100.05020.49
5.6.170.0270.05320.50
5.6.160.0070.07020.33
5.6.150.0030.06318.11
5.6.140.0000.06018.21
5.6.130.0000.04318.21
5.6.120.0070.04720.93
5.6.110.0000.04721.08
5.6.100.0130.04721.10
5.6.90.0070.04020.98
5.6.80.0000.07720.39
5.6.70.0230.07320.51
5.5.350.0100.07320.44
5.5.340.0030.05017.93
5.5.330.0070.06720.36
5.5.320.0370.07320.30
5.5.310.0230.08320.29
5.5.300.0000.04317.95
5.5.290.0030.04018.00
5.5.280.0130.08020.97
5.5.270.0070.08320.86
5.5.260.0170.07720.87
5.5.250.0200.06720.67
5.5.240.0070.07020.12
5.4.450.0270.05719.64
5.4.440.0670.06019.41
5.4.430.0900.05019.09
5.4.420.0730.05719.63
5.4.410.0630.05319.48
5.4.400.0730.04719.15
5.4.390.0930.04319.02
5.4.380.0900.05018.53
5.4.370.0370.06718.74
5.4.360.0530.03018.49
5.4.350.0400.04718.70
5.4.340.0230.05318.61
5.4.320.0080.03412.45
5.4.310.0070.03712.45
5.4.300.0040.03812.45
5.4.290.0070.03612.45
5.4.280.0050.03612.35
5.4.270.0060.03612.35
5.4.260.0060.03712.35
5.4.250.0040.03912.34
5.4.240.0050.03712.34
5.4.230.0040.04012.34
5.4.220.0070.04112.34
5.4.210.0040.03812.34
5.4.200.0060.03712.34
5.4.190.0050.03712.33
5.4.180.0080.03412.33
5.4.170.0040.03712.34
5.4.160.0050.03712.34
5.4.150.0040.03712.34
5.4.140.0050.04012.02
5.4.130.0050.03512.01
5.4.120.0060.03411.96
5.4.110.0040.03611.96
5.4.100.0070.04011.96
5.4.90.0030.03911.96
5.4.80.0070.03511.96
5.4.70.0040.03611.96
5.4.60.0070.03311.96
5.4.50.0030.03911.96
5.4.40.0110.03011.95
5.4.30.0060.03511.94
5.4.20.0020.03911.95
5.4.10.0050.03711.95
5.4.00.0060.03511.43
5.3.290.0080.05412.80
5.3.280.0070.04812.71
5.3.270.0060.03812.73
5.3.260.0070.03712.72
5.3.250.0080.03512.72
5.3.240.0090.03912.72
5.3.230.0060.03712.71
5.3.220.0130.03712.68
5.3.210.0050.04012.68
5.3.200.0030.03912.68
5.3.190.0050.04312.68
5.3.180.0060.03612.68
5.3.170.0060.04112.66
5.3.160.0060.03512.67
5.3.150.0040.03812.67
5.3.140.0050.03612.66
5.3.130.0040.03912.66
5.3.120.0060.03812.66
5.3.110.0050.03912.66
5.3.100.0060.03912.12
5.3.90.0040.03912.08
5.3.80.0060.03612.07
5.3.70.0060.03512.08
5.3.60.0020.03912.07
5.3.50.0050.03612.00
5.3.40.0040.03812.00
5.3.30.0070.03211.94
5.3.20.0080.03111.72
5.3.10.0050.03411.69
5.3.00.0050.03611.68
5.2.170.0050.0299.18
5.2.160.0050.0289.18
5.2.150.0040.0329.18
5.2.140.0040.0319.17
5.2.130.0040.0439.13
5.2.120.0030.0299.13
5.2.110.0070.0299.14
5.2.100.0070.0259.14
5.2.90.0040.0309.14
5.2.80.0040.0309.13
5.2.70.0050.0299.13
5.2.60.0050.0299.09
5.2.50.0020.0329.05
5.2.40.0040.0289.03
5.2.30.0030.0319.01
5.2.20.0040.0309.00
5.2.10.0030.0308.91
5.2.00.0060.0288.77
5.1.60.0030.0258.06
5.1.50.0050.0248.06
5.1.40.0090.0198.04
5.1.30.0020.0318.39
5.1.20.0040.0278.41
5.1.10.0040.0268.13
5.1.00.0040.0258.14
5.0.50.0030.0206.61
5.0.40.0020.0206.47
5.0.30.0010.0406.29
5.0.20.0040.0186.25
5.0.10.0050.0186.23
5.0.00.0030.0306.23
4.4.90.0040.0144.78
4.4.80.0030.0154.75
4.4.70.0020.0164.75
4.4.60.0010.0174.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0030.0154.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0040.0284.76
4.3.110.0040.0164.67
4.3.100.0040.0174.66
4.3.90.0030.0154.64
4.3.80.0040.0284.58
4.3.70.0030.0144.63
4.3.60.0030.0144.63
4.3.50.0040.0144.63
4.3.40.0010.0284.54
4.3.30.0020.0163.29
4.3.20.0010.0173.26
4.3.10.0020.0163.22
4.3.00.0000.0277.39

preferences:
65.58 ms | 400 KiB | 5 Q