3v4l.org

run code in 300+ PHP versions simultaneously
<?php class D {}; class Test { function __construct(D $ddd) { var_dump($ddd); } } class Test2 extends Test { function __construct(){ echo 'test2'; } } $a = new Test; var_dump($a);

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)
8.3.40.0130.00318.88
8.3.30.0030.01018.69
8.3.20.0040.00420.16
8.3.10.0040.00421.63
8.3.00.0000.00820.84
8.2.170.0090.00622.96
8.2.160.0100.00321.93
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00020.52
8.2.120.0080.00026.35
8.2.110.0060.00322.14
8.2.100.0040.00717.78
8.2.90.0080.00019.05
8.2.80.0000.01117.97
8.2.70.0040.00417.63
8.2.60.0040.00417.90
8.2.50.0030.00618.10
8.2.40.0030.00520.42
8.2.30.0030.00719.09
8.2.20.0030.00517.99
8.2.10.0000.00817.99
8.2.00.0040.00418.04
8.1.270.0050.00323.92
8.1.260.0100.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00323.79
8.1.230.0050.00517.64
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0030.00617.22
8.1.190.0030.00617.10
8.1.180.0080.00018.10
8.1.170.0050.00518.51
8.1.160.0040.00418.81
8.1.150.0040.00420.55
8.1.140.0050.00219.36
8.1.130.0000.00818.74
8.1.120.0000.00717.17
8.1.110.0040.00417.41
8.1.100.0080.00017.34
8.1.90.0030.00517.34
8.1.80.0070.00017.35
8.1.70.0070.00017.28
8.1.60.0000.00917.43
8.1.50.0030.00517.34
8.1.40.0040.00417.47
8.1.30.0040.00417.48
8.1.20.0080.00017.48
8.1.10.0040.00417.53
8.1.00.0030.00517.42
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.36
8.0.270.0030.00317.10
8.0.260.0030.00316.69
8.0.250.0030.00316.97
8.0.240.0030.00516.90
8.0.230.0000.00816.80
8.0.220.0000.00716.91
8.0.210.0070.00016.93
8.0.200.0000.00616.83
8.0.190.0060.00316.84
8.0.180.0000.00716.87
8.0.170.0080.00016.94
8.0.160.0000.00816.85
8.0.150.0030.00616.82
8.0.140.0040.00416.85
8.0.130.0030.00513.27
8.0.120.0000.00716.80
8.0.110.0050.00316.78
8.0.100.0040.00416.74
8.0.90.0000.00816.91
8.0.80.0070.01016.95
8.0.70.0030.00616.76
8.0.60.0000.00716.95
8.0.50.0040.00416.78
8.0.30.0110.01117.01
8.0.20.0090.00817.40
8.0.10.0000.00716.98
8.0.00.0150.00916.65
7.4.330.0030.00315.55
7.4.320.0030.00316.38
7.4.300.0060.00016.45
7.4.290.0030.00316.52
7.4.280.0040.00416.43
7.4.270.0000.00816.53
7.4.260.0060.00013.21
7.4.250.0040.00416.50
7.4.240.0000.00816.58
7.4.230.0000.00716.25
7.4.220.0100.00616.63
7.4.210.0120.00516.46
7.4.200.0030.00316.51
7.4.160.0060.01016.56
7.4.150.0080.01617.40
7.4.140.0130.00617.86
7.4.130.0180.00616.31
7.4.120.0080.01116.52
7.4.110.0110.00616.54
7.4.100.0130.00316.49
7.4.90.0030.01316.48
7.4.80.0060.01019.39
7.4.70.0000.01616.21
7.4.60.0030.01416.50
7.4.50.0090.00616.52
7.4.40.0120.00316.39
7.4.30.0060.01216.39
7.4.00.0030.01415.00
7.3.330.0000.00513.43
7.3.320.0000.00613.27
7.3.310.0000.00716.25
7.3.300.0030.00316.38
7.3.290.0030.00316.36
7.3.280.0090.00816.32
7.3.270.0100.00717.40
7.3.260.0110.01016.47
7.3.250.0130.00716.32
7.3.240.0130.00716.55
7.3.230.0120.00316.57
7.3.210.0140.00416.52
7.3.200.0120.00416.27
7.3.190.0100.00616.31
7.3.180.0080.00816.34
7.3.170.0060.01016.37
7.3.160.0120.01016.49
7.2.330.0120.00616.50
7.2.320.0090.00916.66
7.2.310.0130.00316.30
7.2.300.0100.00716.39
7.2.290.0080.01016.63
7.2.60.0070.01016.61
7.2.00.0000.01419.17
7.1.200.0000.01515.59
7.1.100.0040.00717.75
7.1.70.0060.00317.07
7.1.60.0000.01117.28
7.1.50.0060.00616.95
7.1.40.0070.00416.61
7.1.30.0040.00716.61
7.1.20.0000.01316.67
7.1.10.0000.01016.61
7.1.00.0030.00716.70
7.0.200.0040.00416.61
7.0.190.0030.00616.61
7.0.180.0000.00716.61
7.0.170.0030.01316.61
7.0.160.0050.00216.61
7.0.150.0000.00916.61
7.0.140.0060.00616.61
7.0.130.0030.00616.61
7.0.120.0000.00816.62
7.0.110.0000.00816.61
7.0.100.0080.00016.61
7.0.90.0000.00716.61
7.0.80.0000.00816.61
7.0.70.0030.01016.61
7.0.60.0000.00816.61
7.0.50.0000.00816.61
7.0.40.0000.00716.61
7.0.30.0040.00416.61
7.0.20.0040.00416.61
7.0.10.0060.00316.61
7.0.00.0000.00816.61

preferences:
48.79 ms | 400 KiB | 5 Q