3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function __construct(int $x) { echo $x; } } class B extends A { public function __construct(int $y) { parent::__construct($y); } } new B(123);

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)
8.3.60.0090.00618.56
8.3.50.0110.00717.96
8.3.40.0140.00020.34
8.3.30.0150.00318.47
8.3.20.0050.00321.69
8.3.10.0050.00320.07
8.3.00.0060.00320.52
8.2.180.0040.01118.00
8.2.170.0070.01022.96
8.2.160.0070.01019.35
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0000.00820.93
8.2.110.0100.00020.47
8.2.100.0040.00817.78
8.2.90.0000.00720.58
8.2.80.0040.00417.97
8.2.70.0040.00417.80
8.2.60.0040.00418.03
8.2.50.0050.00318.10
8.2.40.0080.00020.98
8.2.30.0040.00418.09
8.2.20.0000.00717.95
8.2.10.0000.00919.17
8.2.00.0040.00419.21
8.1.280.0150.00625.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00923.73
8.1.230.0110.00020.85
8.1.220.0040.00417.74
8.1.210.0040.00419.14
8.1.200.0070.00317.10
8.1.190.0000.00917.11
8.1.180.0060.00318.10
8.1.170.0000.00918.46
8.1.160.0040.00418.62
8.1.150.0000.00718.60
8.1.140.0000.00818.74
8.1.130.0030.00317.40
8.1.120.0030.00317.33
8.1.110.0030.00517.28
8.1.100.0070.00017.34
8.1.90.0070.00017.21
8.1.80.0070.00017.32
8.1.70.0000.00717.35
8.1.60.0050.00217.41
8.1.50.0040.00417.51
8.1.40.0040.00417.44
8.1.30.0060.00317.43
8.1.20.0050.00217.51
8.1.10.0000.00817.41
8.1.00.0030.00617.43
8.0.300.0000.00720.08
8.0.290.0060.00616.58
8.0.280.0060.00318.43
8.0.270.0000.00717.90
8.0.260.0070.00016.82
8.0.250.0000.00616.97
8.0.240.0030.00316.85
8.0.230.0030.00316.80
8.0.220.0000.00716.60
8.0.210.0080.00016.80
8.0.200.0000.00716.64
8.0.190.0000.00816.85
8.0.180.0040.00416.81
8.0.170.0050.00316.66
8.0.160.0040.00416.74
8.0.150.0000.00716.67
8.0.140.0000.00716.74
8.0.130.0030.00313.20
8.0.120.0040.00416.76
8.0.110.0040.00416.68
8.0.100.0030.00316.81
8.0.90.0040.00416.82
8.0.80.0100.01116.70
8.0.70.0040.00416.86
8.0.60.0040.00416.61
8.0.50.0000.00716.73
8.0.30.0070.01016.86
8.0.20.0110.01016.90
8.0.10.0040.00416.88
8.0.00.0110.00716.72
7.4.330.0040.00015.55
7.4.320.0000.00616.41
7.4.300.0040.00416.43
7.4.290.0030.00516.45
7.4.280.0000.00816.42
7.4.270.0030.00316.36
7.4.260.0030.00313.09
7.4.250.0030.00316.44
7.4.240.0030.00316.41
7.4.230.0000.00816.32
7.4.220.0020.00516.45
7.4.210.0030.01316.46
7.4.200.0000.00716.46
7.4.130.0130.00516.41
7.4.120.0070.01016.65
7.4.110.0130.00316.30
7.4.100.0070.01316.43
7.4.90.0090.01216.43
7.4.80.0090.01419.39
7.4.70.0000.02416.44
7.4.60.0030.01216.43
7.4.50.0100.00716.30
7.4.40.0100.01315.86
7.4.30.0130.00916.23
7.4.20.0060.01516.39
7.4.10.0100.01016.26
7.4.00.0090.01116.30
7.3.330.0040.00416.12
7.3.320.0000.00613.04
7.3.310.0000.00816.19
7.3.300.0000.00716.15
7.3.290.0050.00916.21
7.3.280.0000.01716.24
7.3.260.0120.00616.48
7.3.230.0170.00016.32
7.3.210.0070.01016.42
7.3.200.0090.01216.26
7.3.190.0030.01516.21
7.3.180.0090.00616.25
7.3.170.0090.01216.49
7.3.160.0150.00616.13
7.3.150.0090.00916.24
7.3.140.0030.01416.31
7.3.130.0060.01116.42
7.3.120.0170.01316.13
7.3.110.0200.01116.41
7.3.100.0130.00716.36
7.3.90.0070.01716.39
7.3.80.0060.01216.40
7.3.70.0090.01516.46
7.3.60.0030.01416.15
7.3.50.0130.00316.07
7.3.40.0100.00716.23
7.3.30.0080.00816.25
7.3.20.0140.01016.31
7.3.10.0090.01116.36
7.3.00.0060.01416.46
7.2.330.0070.01416.34
7.2.320.0140.00316.31
7.2.310.0110.01116.26
7.2.300.0030.01416.57
7.2.290.0060.01216.27
7.2.280.0070.01316.61
7.2.270.0110.00816.20
7.2.260.0120.01216.54
7.2.250.0070.01416.19
7.2.240.0130.01016.52
7.2.230.0080.01216.41
7.2.220.0120.00816.53
7.2.210.0110.00816.25
7.2.200.0030.01516.41
7.2.190.0070.01016.36
7.2.180.0040.01816.34
7.2.170.0150.00616.25
7.2.160.0130.00516.47
7.2.150.0130.00516.42
7.2.140.0240.01116.35
7.2.130.0100.01316.39
7.2.120.0110.00816.30
7.2.110.0100.01616.55
7.2.100.0150.01016.34
7.2.90.0160.00316.67
7.2.80.0070.01016.33
7.2.70.0080.01116.30
7.2.60.0130.00616.33
7.2.50.0070.01016.34
7.2.40.0090.00916.34
7.2.30.0120.00716.50
7.2.20.0110.00916.59
7.2.10.0120.00616.46
7.2.00.0380.00916.38

preferences:
62.54 ms | 401 KiB | 5 Q