3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function __construct() { var_dump(debug_backtrace(true, 1)); } } class B { public function __construct() { new A(); } } new B;

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)
8.3.60.0080.00616.38
8.3.50.0090.01221.97
8.3.40.0140.00018.59
8.3.30.0140.00018.96
8.3.20.0040.00420.13
8.3.10.0040.00421.89
8.3.00.0040.00419.01
8.2.180.0090.01216.50
8.2.170.0070.01122.96
8.2.160.0070.00720.26
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0060.00319.56
8.2.110.0070.00320.92
8.2.100.0090.00317.63
8.2.90.0060.00319.09
8.2.80.0040.00417.97
8.2.70.0070.00317.38
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0040.00419.82
8.2.30.0050.00217.81
8.2.20.0040.00417.54
8.2.10.0000.00717.81
8.2.00.0050.00317.64
8.1.280.0170.00025.92
8.1.270.0090.00918.64
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.79
8.1.230.0040.00718.86
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0070.00317.23
8.1.190.0040.00416.98
8.1.180.0040.00418.10
8.1.170.0030.00620.27
8.1.160.0050.00321.86
8.1.150.0050.00218.72
8.1.140.0030.00617.28
8.1.130.0000.00717.68
8.1.120.0040.00417.36
8.1.110.0030.00317.29
8.1.100.0070.00017.24
8.1.90.0040.00417.22
8.1.80.0050.00217.30
8.1.70.0000.00717.20
8.1.60.0040.00417.50
8.1.50.0030.00617.41
8.1.40.0040.00417.37
8.1.30.0040.00417.56
8.1.20.0060.00317.53
8.1.10.0070.00017.53
8.1.00.0030.00617.36
8.0.300.0040.00418.77
8.0.290.0070.00016.58
8.0.280.0030.00318.23
8.0.270.0040.00417.20
8.0.260.0000.00617.11
8.0.250.0000.00716.87
8.0.240.0070.00016.88
8.0.230.0030.00616.82
8.0.220.0070.00016.76
8.0.210.0000.00716.76
8.0.200.0030.00316.75
8.0.190.0040.00416.71
8.0.180.0080.00016.77
8.0.170.0030.00616.68
8.0.160.0030.00316.75
8.0.150.0040.00416.75
8.0.140.0000.00716.63
8.0.130.0030.00313.21
8.0.120.0000.00816.64
8.0.110.0000.00716.68
8.0.100.0050.00316.65
8.0.90.0000.00716.83
8.0.80.0080.00816.81
8.0.70.0040.00416.67
8.0.60.0000.00816.82
8.0.50.0040.00416.75
8.0.30.0140.00716.83
8.0.20.0100.01217.40
8.0.10.0040.00416.76
8.0.00.0100.00716.66
7.4.330.0000.00515.03
7.4.320.0030.00316.48
7.4.300.0070.00016.46
7.4.290.0090.00016.43
7.4.280.0040.00416.47
7.4.270.0080.00016.33
7.4.260.0000.00716.31
7.4.250.0040.00416.35
7.4.240.0060.00216.55
7.4.230.0030.00316.56
7.4.220.0130.01016.46
7.4.210.0100.00416.36
7.4.200.0050.00316.54
7.4.160.0080.00816.49
7.4.150.0140.00317.40
7.4.140.0070.01217.86
7.4.130.0110.00616.42
7.4.120.0090.01116.39
7.4.110.0170.00816.45
7.4.100.0100.00616.35
7.4.90.0140.00316.32
7.4.80.0150.00619.39
7.4.70.0060.01216.41
7.4.60.0030.01216.55
7.4.50.0000.00916.17
7.4.40.0130.00316.38
7.4.30.0160.00616.50
7.4.00.0120.00314.61
7.3.330.0030.00513.20
7.3.320.0120.00013.07
7.3.310.0030.00316.11
7.3.300.0030.00316.09
7.3.290.0050.01116.20
7.3.280.0050.01216.24
7.3.270.0070.01117.40
7.3.260.0080.00816.32
7.3.250.0160.00816.28
7.3.240.0100.01516.48
7.3.230.0110.00616.40
7.3.210.0030.01716.18
7.3.200.0090.00919.39
7.3.190.0080.00816.47
7.3.180.0060.01116.02
7.3.170.0130.01016.46
7.3.160.0140.00516.14
7.2.330.0130.00416.38
7.2.320.0160.00816.49
7.2.310.0060.01316.31
7.2.300.0100.01016.61
7.2.290.0110.00716.58
7.2.00.0090.00618.88
7.1.100.0090.00618.25
7.1.70.0100.00317.21
7.1.60.0000.02419.46
7.1.50.0070.01416.78
7.1.00.0070.07322.44
7.0.200.6400.00314.33
7.0.140.0000.07721.96
7.0.60.0130.05719.94
7.0.50.0170.07017.90
7.0.40.0030.08720.10
7.0.30.0200.08320.34
7.0.20.0330.06320.16
7.0.10.0300.06320.06
7.0.00.0070.04720.16
5.6.280.0100.06721.10
5.6.210.0100.07720.66
5.6.200.0070.06718.19
5.6.190.0130.08720.77
5.6.180.0130.04320.44
5.6.170.0300.07720.54
5.6.160.0030.09020.57
5.6.150.0100.06318.16
5.6.140.0170.05718.18
5.6.130.0100.07318.15
5.6.120.0100.08721.00
5.6.110.0070.04721.02
5.6.100.0030.07321.12
5.6.90.0100.08020.99
5.6.80.0030.06320.29
5.6.70.0200.03720.36
5.5.350.0100.07720.50
5.5.340.0100.07717.99
5.5.330.0100.08020.27
5.5.320.0030.08320.27
5.5.310.0370.06720.30
5.5.300.0070.08017.92
5.5.290.0030.06018.04
5.5.280.0130.07720.89
5.5.270.0070.05720.73
5.5.260.0130.05320.77
5.5.250.0030.08020.58
5.5.240.0130.05020.03
5.4.450.0070.07019.59
5.4.440.0070.06019.61
5.4.430.0500.06019.34
5.4.420.0770.05019.58
5.4.410.0770.06319.17
5.4.400.0230.05018.50
5.4.390.0100.06718.77
5.4.380.0270.05018.82
5.4.370.0270.04718.76
5.4.360.0300.05018.53
5.4.350.0200.05718.63
5.4.340.0200.06018.62
5.4.320.0130.06318.80
5.4.310.0230.05018.61
5.4.300.0230.05318.76
5.4.290.0270.04018.85
5.4.280.0030.06318.70
5.4.270.0170.05318.53
5.4.260.0230.06018.84
5.4.250.0170.05318.46
5.4.240.0130.05718.49
5.4.230.0170.05318.71
5.4.220.0170.05718.52
5.4.210.0200.05018.50
5.4.200.0130.06316.69
5.4.190.0100.06018.79
5.4.180.0230.04718.73
5.4.170.0130.06018.75
5.4.160.0270.04718.74
5.4.150.0130.05718.61
5.4.140.0200.04716.30
5.4.130.0100.05716.36
5.4.120.0200.04716.27
5.4.110.0200.04716.33
5.4.100.0300.03716.17
5.4.90.0100.05716.26
5.4.80.0070.06016.17
5.4.70.0270.05316.43
5.4.60.0170.05016.30
5.4.50.0170.05016.41
5.4.40.0130.05716.23
5.4.30.0030.06016.26
5.4.20.0230.06316.29
5.4.10.0230.04716.27
5.4.00.0230.04315.75
5.3.290.0170.06014.70
5.3.280.0200.05014.70
5.3.270.0200.05014.73
5.3.260.0200.05014.64
5.3.250.0130.05314.64
5.3.240.0170.05314.79
5.3.230.0230.05014.76
5.3.220.0200.04714.62
5.3.210.0170.05314.59
5.3.200.0100.05714.75
5.3.190.0170.05014.73
5.3.180.0200.04714.55
5.3.170.0170.05014.58
5.3.160.0230.04314.55
5.3.150.0130.06014.70
5.3.140.0170.05014.57
5.3.130.0230.05014.68
5.3.120.0100.06014.66
5.3.110.0270.05314.53
5.3.100.0200.05014.06
5.3.90.0200.04714.00
5.3.80.0130.05314.06
5.3.70.0230.05014.06
5.3.60.0230.05014.00
5.3.50.0170.05714.18
5.3.40.0270.04014.16
5.3.30.0130.05713.95
5.3.20.0130.05013.69
5.3.10.0130.05313.64
5.3.00.0170.05013.77
5.2.170.0030.05311.16
5.2.160.0130.04011.18
5.2.150.0170.04011.27
5.2.140.0100.04711.27
5.2.130.0100.04711.13
5.2.120.0130.04011.09
5.2.110.0100.04011.14
5.2.100.0070.04311.09
5.2.90.0130.04011.22
5.2.80.0200.03311.17
5.2.70.0170.03711.20
5.2.60.0170.03711.09
5.2.50.0100.04711.11
5.2.40.0130.04011.13
5.2.30.0070.04311.05
5.2.20.0200.03011.14
5.2.10.0070.04710.85
5.2.00.0100.04010.94
5.1.60.0100.03310.05
5.1.50.0130.03010.03
5.1.40.0170.02710.02
5.1.30.0100.04710.40
5.1.20.0070.04010.45
5.1.10.0130.03310.11
5.1.00.0070.04010.26
5.0.50.0030.0338.59
5.0.40.0030.0308.44
5.0.30.0100.0408.41
5.0.20.0070.0278.24
5.0.10.0100.0278.38
5.0.00.0070.0438.15
4.4.90.0000.0275.88
4.4.80.0030.0235.88
4.4.70.0030.0235.95
4.4.60.0000.0275.88
4.4.50.0070.0205.88
4.4.40.0070.0335.88
4.4.30.0030.0235.88
4.4.20.0070.0235.96
4.4.10.0070.0235.97
4.4.00.0100.0375.98
4.3.110.0070.0235.85
4.3.100.0100.0175.80
4.3.90.0030.0235.82
4.3.80.0100.0275.87
4.3.70.0070.0205.79
4.3.60.0070.0235.84
4.3.50.0030.0235.80
4.3.40.0000.0405.73
4.3.30.0030.0304.68
4.3.20.0070.0204.56
4.3.10.0000.0234.49
4.3.00.0000.0276.96

preferences:
44.57 ms | 401 KiB | 5 Q