3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class PageObject { const X = "Don't print this"; public function __construct() { echo static::X; } } class Test extends PageObject { const X = "OMG"; } $x = new Test;

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)
8.3.70.0090.00616.38
8.3.60.0100.01018.11
8.3.50.0100.00821.99
8.3.40.0140.00319.02
8.3.30.0030.01019.20
8.3.20.0070.00020.25
8.3.10.0030.00520.22
8.3.00.0050.00222.43
8.2.190.0070.00716.63
8.2.180.0100.00616.63
8.2.170.0070.00722.96
8.2.160.0100.00620.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00419.00
8.2.110.0070.00420.47
8.2.100.0060.00619.64
8.2.90.0080.00018.99
8.2.80.0030.00517.97
8.2.70.0000.01117.50
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0000.00718.22
8.2.30.0000.00718.02
8.2.20.0040.00417.57
8.2.10.0050.00319.46
8.2.00.0080.00017.59
8.1.280.0100.00325.92
8.1.270.0090.00022.02
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00321.06
8.1.230.0110.00017.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.51
8.1.180.0040.00418.77
8.1.170.0040.00418.41
8.1.160.0030.00522.00
8.1.150.0040.00418.64
8.1.140.0040.00417.43
8.1.130.0040.00417.36
8.1.120.0030.00317.49
8.1.110.0090.00017.42
8.1.100.0070.00017.48
8.1.90.0030.00317.38
8.1.80.0040.00417.34
8.1.70.0030.00517.40
8.1.60.0040.00717.46
8.1.50.0000.00817.54
8.1.40.0080.00017.49
8.1.30.0000.00817.63
8.1.20.0050.00317.48
8.1.10.0040.00417.59
8.1.00.0040.00417.35
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0040.00418.43
8.0.270.0040.00417.24
8.0.260.0070.00016.68
8.0.250.0030.00317.00
8.0.240.0070.00016.85
8.0.230.0030.00316.84
8.0.220.0000.00616.94
8.0.210.0000.00716.90
8.0.200.0040.00417.00
8.0.190.0070.00016.94
8.0.180.0070.00016.79
8.0.170.0060.00316.90
8.0.160.0070.00016.75
8.0.150.0070.00016.86
8.0.140.0070.00016.80
8.0.130.0030.00313.27
8.0.120.0000.00816.77
8.0.110.0020.00516.93
8.0.100.0050.00216.77
8.0.90.0040.00416.78
8.0.80.0110.00416.90
8.0.70.0050.00316.86
8.0.60.0030.00616.77
8.0.50.0050.00316.71
8.0.30.0080.01117.00
8.0.20.0100.00917.40
8.0.10.0000.00716.89
8.0.00.0110.00816.64
7.4.330.0050.00015.00
7.4.320.0030.00316.48
7.4.300.0000.00616.50
7.4.290.0050.00216.60
7.4.280.0080.00016.58
7.4.270.0030.00316.61
7.4.260.0000.00716.47
7.4.250.0000.00716.46
7.4.240.0020.00516.63
7.4.230.0030.00316.34
7.4.220.0140.01016.61
7.4.210.0080.01016.54
7.4.200.0000.00716.56
7.4.190.0030.00316.65
7.4.160.0120.00316.51
7.4.150.0070.01017.40
7.4.140.0180.00517.86
7.4.130.0130.00616.46
7.4.120.0140.00416.42
7.4.110.0030.01416.51
7.4.100.0060.01016.57
7.4.90.0150.00716.35
7.4.80.0070.01119.39
7.4.70.0040.01216.47
7.4.60.0030.01316.54
7.4.50.0050.00316.32
7.4.40.0000.01822.77
7.4.30.0060.00916.41
7.4.00.0080.00814.76
7.3.330.0030.00313.06
7.3.320.0060.00013.34
7.3.310.0030.00316.32
7.3.300.0000.00816.16
7.3.290.0060.01216.34
7.3.280.0130.00216.28
7.3.270.0080.00817.40
7.3.260.0090.00916.55
7.3.250.0100.00616.43
7.3.240.0100.00716.41
7.3.230.0070.01016.57
7.3.210.0120.00616.25
7.3.200.0130.00319.39
7.3.190.0090.01416.25
7.3.180.0090.00916.21
7.3.170.0000.01616.68
7.3.160.0000.01616.37
7.3.120.0000.01614.56
7.2.330.0090.00916.81
7.2.320.0060.01016.83
7.2.310.0090.00616.47
7.2.300.0060.01016.88
7.2.290.0030.01416.73
7.2.60.0030.00616.90
7.2.00.0030.01019.16
7.1.200.0000.01215.59
7.1.100.0070.00317.71
7.1.70.0040.00416.91
7.1.60.0100.01419.82
7.1.50.0060.01316.86
7.1.00.0030.07722.40
7.0.200.0000.00716.47
7.0.140.0000.07721.99
7.0.70.0070.05321.77
7.0.60.0000.08721.77
7.0.50.0100.08322.07
7.0.40.0100.07720.19
7.0.30.0070.08720.05
7.0.20.0030.07020.05
7.0.10.0030.05720.07
7.0.00.0000.09320.02
5.6.280.0100.06720.93
5.6.220.0000.09020.73
5.6.210.0070.08020.64
5.6.200.0000.08021.14
5.6.190.0000.08320.96
5.6.180.0070.06020.95
5.6.170.0000.08720.93
5.6.160.0000.08721.04
5.6.150.0000.05721.11
5.6.140.0130.07021.01
5.6.130.0030.06321.01
5.6.120.0030.07321.17
5.6.110.0130.07321.02
5.6.100.0030.08021.16
5.6.90.0000.09320.98
5.6.80.0100.07720.47
5.6.70.0030.06020.49
5.6.60.0100.06720.46
5.6.50.0000.08720.36
5.6.40.0030.08320.45
5.6.30.0070.07720.44
5.6.20.0070.04320.40
5.6.10.0000.07720.52
5.6.00.0100.04020.27
5.5.360.0030.08720.51
5.5.350.0070.06020.41
5.5.340.0030.06320.89
5.5.330.0030.09020.84
5.5.320.0070.08320.73
5.5.310.0170.07320.90
5.5.300.0070.08320.89
5.5.290.0070.08020.88
5.5.280.0100.06020.83
5.5.270.0000.06020.82
5.5.260.0030.08320.82
5.5.250.0000.08720.73
5.5.240.0070.06020.21
5.5.230.0030.07720.30
5.5.220.0000.08320.29
5.5.210.0030.05320.30
5.5.200.0000.05720.24
5.5.190.0030.08020.27
5.5.180.0000.08320.21
5.5.160.0070.08020.28
5.5.150.0070.07720.14
5.5.140.0000.08720.08
5.5.130.0030.04720.25
5.5.120.0130.05320.22
5.5.110.0030.08020.21
5.5.100.0030.07720.16
5.5.90.0030.07020.13
5.5.80.0030.04020.07
5.5.70.0070.04020.06
5.5.60.0030.05320.06
5.5.50.0000.04020.03
5.5.40.0000.05320.05
5.5.30.0000.04020.04
5.5.20.0070.03320.14
5.5.10.0000.04720.04
5.5.00.0070.03720.13
5.4.450.0130.07019.20
5.4.440.0000.08319.20
5.4.430.0070.05319.35
5.4.420.0000.08019.19
5.4.410.0030.08319.38
5.4.400.0030.07319.24
5.4.390.0030.06319.12
5.4.380.0030.07719.16
5.4.370.0070.07318.91
5.4.360.0030.07719.13
5.4.350.0070.06019.16
5.4.340.0070.04318.95
5.4.320.0030.06719.04
5.4.310.0030.04319.13
5.4.300.0030.07319.03
5.4.290.0030.04019.15
5.4.280.0000.08319.08
5.4.270.0070.05719.04
5.4.260.0030.08019.23
5.4.250.0030.04019.02
5.4.240.0000.04719.13
5.4.230.0070.03319.20
5.4.220.0000.04018.86
5.4.210.0030.03719.22
5.4.200.0000.04319.20
5.4.190.0030.03719.15
5.4.180.0000.04019.23
5.4.170.0000.03719.13
5.4.160.0030.03719.10
5.4.150.0030.04019.11
5.4.140.0000.05016.40
5.4.130.0000.03716.50
5.4.120.0030.03716.50
5.4.110.0000.03716.54
5.4.100.0070.04716.58
5.4.90.0000.03316.49
5.4.80.0000.05316.55
5.4.70.0000.07316.42
5.4.60.0000.03016.50
5.4.50.0000.03016.31
5.4.40.0070.03016.37
5.4.30.0000.03316.23
5.4.20.0000.03716.45
5.4.10.0000.03716.47
5.4.00.0000.03715.85
5.3.290.0000.06714.61
5.3.280.0100.02714.54
5.3.270.0000.04014.66
5.3.260.0000.04014.71
5.3.250.0070.03314.67
5.3.240.0030.04314.57
5.3.230.0030.05014.56
5.3.220.0070.06714.62
5.3.210.0030.06714.67
5.3.200.0000.03714.54
5.3.190.0070.07314.62
5.3.180.0030.03014.65
5.3.170.0030.07014.53
5.3.160.0030.03014.53
5.3.150.0030.03314.65
5.3.140.0000.04014.52
5.3.130.0000.04014.48
5.3.120.0070.06014.61
5.3.110.0000.03314.48
5.3.100.0100.02313.98
5.3.90.0000.03714.15
5.3.80.0000.04014.03
5.3.70.0000.03713.94
5.3.60.0000.07014.02
5.3.50.0030.03014.04
5.3.40.0000.03713.88
5.3.30.0000.05313.90
5.3.20.0000.03013.62
5.3.10.0000.03013.74
5.3.00.0000.03013.64
5.2.170.0030.03712.25
5.2.160.0000.02712.25
5.2.150.0000.03312.25
5.2.140.0000.03012.25
5.2.130.0070.05012.25
5.2.120.0070.01712.25
5.2.110.0000.02312.25
5.2.100.0000.02712.25
5.2.90.0000.02712.25
5.2.80.0070.04712.25
5.2.70.0000.02312.25
5.2.60.0000.04312.25
5.2.50.0000.03012.25
5.2.40.0000.03012.25
5.2.30.0030.02712.25
5.2.20.0000.03012.25
5.2.10.0030.03012.25
5.2.00.0030.02712.25
5.1.60.0000.02712.25
5.1.50.0000.03312.25
5.1.40.0000.04012.25
5.1.30.0000.03312.25
5.1.20.0030.02312.25
5.1.10.0000.02012.25
5.1.00.0000.02712.25
5.0.50.0000.02712.25
5.0.40.0030.02712.25
5.0.30.0070.06012.25
5.0.20.0030.04312.25
5.0.10.0000.03312.25
5.0.00.0030.04712.25
4.4.90.0000.01312.25
4.4.80.0000.01712.25
4.4.70.0000.01312.25
4.4.60.0000.01312.25
4.4.50.0000.01312.25
4.4.40.0000.02312.25
4.4.30.0030.01712.25
4.4.20.0000.02012.25
4.4.10.0000.01312.25
4.4.00.0030.04012.25
4.3.110.0030.02012.25
4.3.100.0000.03712.25
4.3.90.0000.02712.25
4.3.80.0000.04712.25
4.3.70.0000.01312.25
4.3.60.0000.01312.25
4.3.50.0070.02712.25
4.3.40.0030.02312.25
4.3.30.0000.01712.25
4.3.20.0000.01712.25
4.3.10.0030.01312.25
4.3.00.0030.01312.25

preferences:
18.28 ms | 401 KiB | 5 Q