3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Question { public $x; } $q = new Question(); $q->x = 'x'; $q->y = 'y'; print_r($q);

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)
8.3.40.0120.00318.84
8.3.30.0120.00319.05
8.3.20.0080.00020.29
8.3.10.0040.00420.59
8.3.00.0040.00419.38
8.2.170.0180.00022.96
8.2.160.0100.00720.39
8.2.150.0070.00024.18
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0050.00222.27
8.2.110.0060.00320.36
8.2.100.0110.00017.72
8.2.90.0000.00719.23
8.2.80.0040.00417.97
8.2.70.0030.00517.35
8.2.60.0040.00817.91
8.2.50.0030.00618.07
8.2.40.0050.00318.09
8.2.30.0040.00419.25
8.2.20.0000.00717.67
8.2.10.0070.00018.10
8.2.00.0030.00517.56
8.1.270.0110.00023.99
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0040.00423.84
8.1.230.0000.01119.09
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0040.00717.23
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0000.00818.63
8.1.160.0030.00521.95
8.1.150.0040.00818.87
8.1.140.0060.00317.24
8.1.130.0030.00317.74
8.1.120.0000.00717.36
8.1.110.0000.00717.38
8.1.100.0040.00417.30
8.1.90.0050.00517.41
8.1.80.0000.00717.27
8.1.70.0000.00717.35
8.1.60.0030.00617.53
8.1.50.0090.00017.42
8.1.40.0000.00717.34
8.1.30.0030.00617.61
8.1.20.0000.00817.44
8.1.10.0040.00417.57
8.1.00.0030.00717.41
8.0.300.0030.00518.77
8.0.290.0050.00316.63
8.0.280.0050.00218.25
8.0.270.0030.00317.20
8.0.260.0060.00017.20
8.0.250.0000.00616.92
8.0.240.0000.00716.91
8.0.230.0000.00716.88
8.0.220.0000.00716.80
8.0.210.0040.00416.76
8.0.200.0000.00716.75
8.0.190.0040.00416.83
8.0.180.0050.00216.79
8.0.170.0040.00416.76
8.0.160.0070.00016.70
8.0.150.0030.00316.74
8.0.140.0000.00716.76
8.0.130.0000.00513.26
8.0.120.0000.00716.79
8.0.110.0030.00516.92
8.0.100.0050.00316.67
8.0.90.0030.00316.62
8.0.80.0000.01416.82
8.0.70.0080.00016.77
8.0.60.0000.00716.73
8.0.50.0070.00016.62
8.0.30.0090.00917.02
8.0.20.0100.01217.40
8.0.10.0000.00816.77
8.0.00.0060.01216.74
7.4.330.0020.00215.03
7.4.320.0040.00416.45
7.4.300.0000.00816.36
7.4.290.0070.00016.57
7.4.280.0050.00316.52
7.4.270.0040.00416.45
7.4.260.0030.00316.54
7.4.250.0040.00416.52
7.4.240.0030.00416.43
7.4.230.0040.00416.63
7.4.220.0070.01416.38
7.4.210.0060.00916.56
7.4.200.0000.00716.62
7.4.160.0060.01616.45
7.4.150.0140.00417.40
7.4.140.0090.00717.86
7.4.130.0070.01016.43
7.4.120.0060.01416.25
7.4.110.0140.00716.41
7.4.100.0070.01116.45
7.4.90.0100.00616.53
7.4.80.0140.00319.39
7.4.70.0090.00916.25
7.4.60.0030.01316.48
7.4.50.0000.00716.17
7.4.40.0150.00316.49
7.4.30.0070.01016.34
7.4.00.0040.01114.94
7.3.330.0000.00613.19
7.3.320.0050.00013.19
7.3.310.0030.00316.13
7.3.300.0040.00416.12
7.3.290.0100.01016.36
7.3.280.0060.01016.20
7.3.270.0060.01517.40
7.3.260.0150.00316.66
7.3.250.0070.01016.38
7.3.240.0160.00016.30
7.3.230.0090.00816.39
7.3.210.0070.01116.57
7.3.200.0100.00719.39
7.3.190.0160.00716.21
7.3.180.0100.00716.29
7.3.170.0110.01216.44
7.3.160.0130.00616.38
7.3.10.0030.01116.59
7.3.00.0030.00816.55
7.2.330.0170.00316.71
7.2.320.0120.00616.39
7.2.310.0100.00616.68
7.2.300.0120.00316.49
7.2.290.0100.00716.47
7.2.130.0030.00916.79
7.2.120.0050.00716.82
7.2.110.0060.00916.78
7.2.100.0030.00816.65
7.2.90.0050.00616.76
7.2.80.0040.00816.74
7.2.70.0090.00416.65
7.2.60.0000.01416.78
7.2.50.0050.00816.86
7.2.40.0030.01016.75
7.2.30.0050.00816.90
7.2.20.0020.01316.70
7.2.10.0030.01216.69
7.2.00.0080.00717.50
7.1.250.0050.00715.72
7.1.200.0000.00815.73
7.1.100.0640.00415.44
7.1.70.0000.00717.05
7.1.60.0100.01419.32
7.1.50.0070.01716.80
7.1.00.0030.07722.43
7.0.200.0000.01116.69
7.0.140.0030.07322.15
7.0.60.0100.06019.96
7.0.50.0070.05017.86
7.0.40.0130.05020.15
7.0.30.0230.07720.21
7.0.20.0370.05320.30
7.0.10.0030.06020.09
7.0.00.0030.04720.05
5.6.280.0100.06721.14
5.6.210.0170.06320.64
5.6.200.0070.04718.18
5.6.190.0100.08320.47
5.6.180.0300.06720.61
5.6.170.0170.04020.54
5.6.160.0100.06320.52
5.6.150.0030.04018.25
5.6.140.0030.07318.15
5.6.130.0070.08318.14
5.6.120.0130.03321.00
5.6.110.0030.08021.13
5.6.100.0070.08321.01
5.6.90.0030.04321.10
5.6.80.0070.07720.37
5.5.350.3900.03720.42
5.5.340.0070.07718.09
5.5.330.0070.04020.41
5.5.320.0330.06720.34
5.5.310.0170.06320.25
5.5.300.0000.04318.03
5.5.290.0070.04718.07
5.5.280.0000.04720.93
5.5.270.0100.07020.86
5.5.260.0200.07320.89
5.5.250.0000.04720.74
5.5.240.0230.06720.27
5.4.450.0700.05019.17
5.4.440.1430.06319.16
5.4.430.0530.03719.50
5.4.420.0700.00019.56
5.4.410.0630.00019.41
5.4.400.0630.00019.09
5.4.390.0600.00019.06
5.4.380.0630.00019.01
5.4.370.0630.00019.03
5.4.360.0800.00019.21
5.4.350.0630.00019.07
5.4.340.0600.00019.11
5.4.320.0050.03812.50
5.4.310.0080.03712.50
5.4.300.0050.03612.50
5.4.290.0070.03712.49
5.4.280.0070.03412.39
5.4.270.0070.03812.39
5.4.260.0100.04712.39
5.4.250.0060.03712.39
5.4.240.0040.03912.39
5.4.230.0090.03812.39
5.4.220.0080.03812.39
5.4.210.0050.03712.39
5.4.200.0020.04212.38
5.4.190.0040.03912.38
5.4.180.0040.03912.38
5.4.170.0050.03712.39
5.4.160.0030.03912.38
5.4.150.0060.03512.38
5.4.140.0050.03812.06
5.4.130.0080.03312.05
5.4.120.0070.03312.01
5.4.110.0040.03712.01
5.4.100.0100.03112.01
5.4.90.0050.03712.01
5.4.80.0090.03512.00
5.4.70.0040.03712.01
5.4.60.0050.03712.01
5.4.50.0040.03812.00
5.4.40.0080.03411.99
5.4.30.0050.03911.99
5.4.20.0060.03511.99
5.4.10.0050.03511.99
5.4.00.0090.03311.48
5.3.290.0160.03012.80
5.3.280.0180.02612.70
5.3.270.0070.03812.73
5.3.260.0080.03712.72
5.3.250.0080.03512.71
5.3.240.0020.04112.72
5.3.230.0080.03512.71
5.3.220.0110.03212.68
5.3.210.0060.04012.68
5.3.200.0130.03312.68
5.3.190.0050.03912.68
5.3.180.0050.03712.67
5.3.170.0120.03212.67
5.3.160.0070.03612.67
5.3.150.0090.03512.67
5.3.140.0080.04312.66
5.3.130.0110.04912.66
5.3.120.0040.04112.65
5.3.110.0050.04112.66
5.3.100.0070.03612.11
5.3.90.0080.03512.09
5.3.80.0100.03212.08
5.3.70.0030.03912.08
5.3.60.0080.04312.07
5.3.50.0080.03512.02
5.3.40.0070.03612.02
5.3.30.0050.04411.97
5.3.20.0070.03511.76
5.3.10.0110.03011.72
5.3.00.0070.03511.71
5.2.170.0030.0329.21
5.2.160.0070.0279.21
5.2.150.0070.0279.21
5.2.140.0030.0329.21
5.2.130.0030.0309.17
5.2.120.0030.0309.17
5.2.110.0070.0279.18
5.2.100.0060.0279.17
5.2.90.0030.0319.17
5.2.80.0030.0319.16
5.2.70.0030.0329.16
5.2.60.0050.0299.12
5.2.50.0040.0309.08
5.2.40.0050.0299.07
5.2.30.0040.0319.04
5.2.20.0050.0309.03
5.2.10.0060.0278.93
5.2.00.0030.0318.80
5.1.60.0040.0248.08
5.1.50.0040.0258.08
5.1.40.0040.0248.06
5.1.30.0080.0228.40
5.1.20.0090.0228.43
5.1.10.0050.0258.15
5.1.00.0030.0278.16
5.0.50.0050.0196.63
5.0.40.0020.0206.49
5.0.30.0010.0336.30
5.0.20.0020.0206.27
5.0.10.0040.0196.25
5.0.00.0030.0316.24
4.4.90.0000.0174.78
4.4.80.0010.0164.76
4.4.70.0030.0154.75
4.4.60.0020.0164.75
4.4.50.0030.0154.77
4.4.40.0020.0254.71
4.4.30.0030.0154.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0050.0234.76
4.3.110.0030.0154.67
4.3.100.0030.0154.66
4.3.90.0040.0134.63
4.3.80.0020.0254.58
4.3.70.0040.0144.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0000.0183.30
4.3.20.0020.0163.28
4.3.10.0000.0183.23
4.3.00.0130.01013.34

preferences:
40.94 ms | 400 KiB | 5 Q