3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B {function __construct(){}} class C {function C(){}} $a = null; new A($a = 123); var_dump($a); $b = null; $b = new B($b = 456); var_dump($b); $c = null; new C($c = 789); var_dump($c); echo 'wat';

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)
8.3.60.0090.00618.30
8.3.50.0270.00321.14
8.3.40.0110.00418.73
8.3.30.0100.00320.20
8.3.20.0040.00420.52
8.3.10.0080.00021.92
8.3.00.0030.00622.18
8.2.180.0110.00418.43
8.2.170.0100.01022.96
8.2.160.0060.00922.27
8.2.150.0040.01124.18
8.2.140.0000.00924.66
8.2.130.0040.00426.16
8.2.120.0040.00420.78
8.2.110.0060.00322.15
8.2.100.0080.00317.91
8.2.90.0000.00719.05
8.2.80.0040.00419.07
8.2.70.0000.00817.63
8.2.60.0050.00317.93
8.2.50.0090.00018.07
8.2.40.0000.00818.28
8.2.30.0040.00419.52
8.2.20.0040.00417.50
8.2.10.0050.00317.66
8.2.00.0050.00317.55
8.1.280.0120.00325.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0110.00628.09
8.1.240.0000.00823.98
8.1.230.0100.00019.10
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00617.23
8.1.190.0000.00917.51
8.1.180.0040.00419.01
8.1.170.0000.00818.53
8.1.160.0060.00320.67
8.1.150.0030.00718.56
8.1.140.0000.00717.31
8.1.130.0030.00317.85
8.1.120.0000.00817.34
8.1.110.0080.00017.43
8.1.100.0000.00817.27
8.1.90.0050.00217.38
8.1.80.0000.00717.41
8.1.70.0040.00417.29
8.1.60.0040.00417.57
8.1.50.0050.00217.39
8.1.40.0070.00017.50
8.1.30.0040.00417.51
8.1.20.0040.00417.67
8.1.10.0070.00017.55
8.1.00.0050.00317.52
8.0.300.0000.00718.77
8.0.290.0030.00317.18
8.0.280.0000.00718.34
8.0.270.0030.00317.25
8.0.260.0030.00316.71
8.0.250.0030.00316.86
8.0.240.0030.00516.84
8.0.230.0040.00416.83
8.0.220.0000.00716.81
8.0.210.0070.00016.81
8.0.200.0000.00616.85
8.0.190.0040.00416.90
8.0.180.0000.00716.90
8.0.170.0050.00316.67
8.0.160.0000.00716.80
8.0.150.0040.00416.72
8.0.140.0000.00716.80
8.0.130.0030.00313.21
8.0.120.0040.00416.80
8.0.110.0070.00016.73
8.0.100.0070.00016.68
8.0.90.0060.00316.88
8.0.80.0040.01116.79
8.0.70.0000.00816.79
8.0.60.0000.00716.78
8.0.50.0000.00716.72
8.0.30.0150.00317.08
8.0.20.0100.01017.40
8.0.10.0000.00716.93
8.0.00.0140.00916.84
7.4.330.0050.00015.13
7.4.320.0060.00016.44
7.4.300.0000.00616.57
7.4.290.0000.00716.52
7.4.280.0000.00716.59
7.4.270.0000.00716.54
7.4.260.0030.00313.24
7.4.250.0030.00516.46
7.4.240.0040.00416.54
7.4.230.0030.00316.66
7.4.220.0070.01016.46
7.4.210.0090.00916.57
7.4.200.0040.00416.38
7.4.190.0040.00416.41
7.4.160.0100.00716.35
7.4.150.0030.01417.40
7.4.140.0100.01017.86
7.4.130.0050.01316.66
7.4.120.0130.00616.54
7.4.110.0110.00616.52
7.4.100.0160.00616.64
7.4.90.0060.01116.59
7.4.80.0070.01019.39
7.4.70.0120.00616.48
7.4.60.0070.01016.33
7.4.50.0030.00616.41
7.4.40.0040.00822.77
7.4.30.0030.01316.64
7.4.00.0100.00714.74
7.3.330.0020.00213.30
7.3.320.0030.00313.16
7.3.310.0050.00216.20
7.3.300.0060.00016.19
7.3.290.0110.00316.30
7.3.280.0070.00916.34
7.3.270.0100.01017.40
7.3.260.0130.00316.32
7.3.250.0090.01016.28
7.3.240.0040.01816.57
7.3.230.0090.00916.39
7.3.210.0100.00716.61
7.3.200.0080.01219.39
7.3.190.0070.01416.32
7.3.180.0100.00616.43
7.3.170.0090.00916.41
7.3.160.0070.01016.32
7.3.120.0070.00714.80
7.2.330.0070.01116.53
7.2.320.0110.00716.77
7.2.310.0130.00316.80
7.2.300.0080.01016.29
7.2.290.0140.00316.25
7.2.60.0060.00616.89
7.2.00.0140.01718.98
7.1.200.0070.00615.82
7.1.100.0030.01017.98
7.1.70.0000.00917.17
7.1.60.0110.01119.32
7.1.50.0070.00717.05
7.1.00.0030.06722.40
7.0.200.0050.00516.73
7.0.140.0170.06022.07
7.0.100.0130.03719.90
7.0.90.0170.08019.94
7.0.80.0130.04019.92
7.0.70.0070.06019.94
7.0.60.0170.05719.93
7.0.50.0100.08320.26
7.0.40.0130.02720.14
7.0.30.0070.07020.17
7.0.20.0100.09020.13
7.0.10.0030.06720.14
7.0.00.0070.07720.14
5.6.280.0000.07721.10
5.6.250.0130.05320.66
5.6.240.0000.06720.67
5.6.230.0030.07720.63
5.6.220.0100.03720.68
5.6.210.0100.07020.63
5.6.200.0070.07721.05
5.6.190.0030.08321.03
5.6.180.0030.05321.06
5.6.170.0130.08021.05
5.6.160.0130.04321.10
5.6.150.0000.03721.11
5.6.140.0070.08021.02
5.6.130.0170.08020.95
5.6.120.0100.08021.16
5.6.110.0100.04721.09
5.6.100.0070.06320.94
5.6.90.0030.05021.02
5.6.80.0130.04020.40
5.6.70.0070.04720.39
5.6.60.0100.08320.31
5.6.50.0100.08020.55
5.6.40.0030.03720.53
5.6.30.0130.03020.39
5.6.20.0100.03020.30
5.6.10.0070.03720.46
5.6.00.0070.03720.36
5.5.380.0000.05320.57
5.5.370.0030.04020.30
5.5.360.0130.03320.41
5.5.350.0100.03020.44
5.5.340.0030.05320.78
5.5.330.0030.04320.74
5.5.320.0030.04020.92
5.5.310.0000.04720.91
5.5.300.0130.06720.64
5.5.290.0070.07020.64
5.5.280.0070.08720.82
5.5.270.0030.07720.88
5.5.260.0100.03320.82
5.5.250.0070.07320.70
5.5.240.0100.06320.25
5.5.230.0030.08320.30
5.5.220.0030.03720.15
5.5.210.0030.07020.14
5.5.200.0070.04320.13
5.5.190.0030.04320.17
5.5.180.0030.04020.15
5.5.160.0070.03320.26
5.5.150.0100.03020.12
5.5.140.0070.03720.18
5.5.130.0100.03020.07
5.5.120.0070.03020.27
5.5.110.0030.03720.14
5.5.100.0070.03020.04
5.5.90.0000.07720.09
5.5.80.0030.04020.15
5.5.70.0100.05320.14
5.5.60.0030.03319.94
5.5.50.0030.07320.05
5.5.40.0030.03720.05
5.5.30.0070.03020.13
5.5.20.0070.03720.04
5.5.10.0070.03720.04
5.5.00.0070.04019.96
5.4.450.0170.03719.38
5.4.440.0100.07719.45
5.4.430.0000.04319.53
5.4.420.0000.08719.17
5.4.410.0000.06319.40
5.4.400.0070.06319.21
5.4.390.0170.08019.03
5.4.380.0130.06319.04
5.4.370.0070.06719.04
5.4.360.0100.06319.16
5.4.350.0030.07019.09
5.4.340.0000.04718.85
5.4.320.0000.04019.03
5.4.310.0000.04019.04
5.4.300.0030.03719.12
5.4.290.0030.03318.87
5.4.280.0070.03719.02
5.4.270.0000.04019.20
5.4.260.0070.03019.08
5.4.250.0000.06319.05
5.4.240.0070.05319.02
5.4.230.0030.03319.02
5.4.220.0070.04718.94
5.4.210.0030.03719.22
5.4.200.0030.04019.09
5.4.190.0070.04019.09
5.4.180.0100.03019.12
5.4.170.0070.03319.03
5.4.160.0030.03719.14
5.4.150.0000.04319.02
5.4.140.0070.03716.42
5.4.130.0000.04016.29
5.4.120.0030.03016.40
5.4.110.0070.03316.51
5.4.100.0030.03716.40
5.4.90.0000.03316.56
5.4.80.0170.02716.48
5.4.70.0030.03316.38
5.4.60.0030.03716.41
5.4.50.0070.02716.47
5.4.40.0030.03716.45
5.4.30.0000.03316.36
5.4.20.0030.03316.49
5.4.10.0000.03316.47
5.4.00.0000.03315.79
5.3.290.0030.03715.15
5.3.280.0070.03315.15
5.3.270.0030.04015.15
5.3.260.0000.03315.15
5.3.250.0070.03715.15
5.3.240.0070.03715.15
5.3.230.0000.03315.15
5.3.220.0000.04015.15
5.3.210.0030.03715.15
5.3.200.0030.03715.15
5.3.190.0070.03015.15
5.3.180.0070.03315.15
5.3.170.0000.04015.15
5.3.160.0000.04015.15
5.3.150.0070.03315.15
5.3.140.0070.03715.15
5.3.130.0030.03315.15
5.3.120.0000.04015.15
5.3.110.0000.03315.15
5.3.100.0030.03015.15
5.3.90.0070.03015.15
5.3.80.0030.03315.15
5.3.70.0030.03015.15
5.3.60.0000.03315.15
5.3.50.0070.02715.15
5.3.40.0100.02315.15
5.3.30.0030.03015.15
5.3.20.0100.02315.15
5.3.10.0070.02715.15
5.3.00.0030.03015.15
5.2.170.0030.02315.15
5.2.160.0000.02715.15
5.2.150.0030.02715.15
5.2.140.0030.02315.15
5.2.130.0070.02315.15
5.2.120.0070.02015.15
5.2.110.0030.02315.15
5.2.100.0000.03315.15
5.2.90.0000.06315.15
5.2.80.0000.05315.15
5.2.70.0000.05715.15
5.2.60.0100.03015.15
5.2.50.0000.05715.15
5.2.40.0000.03315.15
5.2.30.0030.02315.15
5.2.20.0070.05015.15
5.2.10.0070.03015.15
5.2.00.0030.03315.15
5.1.60.0030.02315.15
5.1.50.0030.03015.15
5.1.40.0030.03315.15
5.1.30.0000.07015.15
5.1.20.0000.02715.15
5.1.10.0030.05315.15
5.1.00.0070.03315.15
5.0.50.0030.02015.15
5.0.40.0030.01715.15
5.0.30.0030.04015.15
5.0.20.0030.02015.15
5.0.10.0000.04715.15
5.0.00.0000.03715.15
4.4.90.0030.02015.15
4.4.80.0000.03015.15
4.4.70.0030.02315.15
4.4.60.0000.02015.15
4.4.50.0000.01715.15
4.4.40.0000.04015.15
4.4.30.0030.03715.15
4.4.20.0000.03315.15
4.4.10.0000.02715.15
4.4.00.0030.05315.15
4.3.110.0000.01715.15
4.3.100.0030.02715.15
4.3.90.0030.02015.15
4.3.80.0030.04715.15
4.3.70.0070.01715.15
4.3.60.0030.03315.15
4.3.50.0030.01715.15
4.3.40.0000.02315.15
4.3.30.0000.02315.15
4.3.20.0000.03315.15
4.3.10.0000.03715.15
4.3.00.0070.01015.15

preferences:
44.7 ms | 401 KiB | 5 Q