3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace app\test { class A{} } namespace { $a = new app\test\A; $name = 'A'; $fullName = "app\\test\\{$name}"; $a = new $fullName(); }

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)
8.3.70.0140.00716.58
8.3.60.0070.01118.55
8.3.50.0150.00722.05
8.3.40.0170.00018.86
8.3.30.0040.01118.54
8.3.20.0070.00021.90
8.3.10.0070.00020.25
8.3.00.0040.00421.01
8.2.190.0180.00316.58
8.2.180.0110.01125.92
8.2.170.0070.00718.91
8.2.160.0030.01019.09
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00419.77
8.2.110.0060.00319.39
8.2.100.0060.00617.72
8.2.90.0000.00817.63
8.2.80.0000.00918.82
8.2.70.0000.00817.63
8.2.60.0000.00717.50
8.2.50.0000.00718.10
8.2.40.0040.00420.52
8.2.30.0070.00020.42
8.2.20.0050.00217.92
8.2.10.0050.00218.05
8.2.00.0070.00018.19
8.1.280.0150.00025.92
8.1.270.0000.00823.91
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0100.00023.77
8.1.230.0030.00920.91
8.1.220.0060.00318.69
8.1.210.0000.00918.77
8.1.200.0080.00017.23
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0050.00318.64
8.1.160.0040.00418.75
8.1.150.0070.00020.28
8.1.140.0000.00719.50
8.1.130.0000.00618.95
8.1.120.0040.00417.37
8.1.110.0000.00817.40
8.1.100.0040.00417.28
8.1.90.0070.00017.32
8.1.80.0000.00817.39
8.1.70.0030.00517.27
8.1.60.0000.00817.39
8.1.50.0050.00317.33
8.1.40.0000.00917.51
8.1.30.0080.00017.56
8.1.20.0000.00717.61
8.1.10.0000.00817.48
8.1.00.0040.00417.40
8.0.300.0000.00820.03
8.0.290.0060.00316.63
8.0.280.0000.00718.39
8.0.270.0050.00217.16
8.0.260.0060.00017.27
8.0.250.0030.00316.98
8.0.240.0000.00716.91
8.0.230.0000.00716.95
8.0.220.0000.00716.88
8.0.210.0060.00016.75
8.0.200.0060.00016.93
8.0.190.0060.00316.93
8.0.180.0000.00816.92
8.0.170.0040.00316.89
8.0.160.0040.00416.92
8.0.150.0040.00416.84
8.0.140.0040.00416.86
8.0.130.0050.00013.27
8.0.120.0040.00416.83
8.0.110.0030.00316.78
8.0.100.0040.00416.89
8.0.90.0030.00616.87
8.0.80.0070.00716.86
8.0.70.0000.00816.69
8.0.60.0000.00716.72
8.0.50.0050.00316.63
8.0.30.0140.00517.06
8.0.20.0120.00617.40
8.0.10.0040.00416.84
8.0.00.0100.00716.59
7.4.330.0050.00015.55
7.4.320.0000.00716.45
7.4.300.0000.00616.55
7.4.290.0000.00716.38
7.4.280.0090.00016.42
7.4.270.0070.00016.51
7.4.260.0070.00016.43
7.4.250.0040.00416.38
7.4.240.0030.00316.45
7.4.230.0040.00416.53
7.4.220.0150.00616.38
7.4.210.0080.00716.50
7.4.200.0000.00716.41
7.4.160.0120.00616.44
7.4.150.0110.00717.40
7.4.140.0160.00617.86
7.4.130.0100.00916.36
7.4.120.0110.00616.49
7.4.110.0030.01316.55
7.4.100.0140.00316.38
7.4.90.0060.01216.30
7.4.80.0100.00719.39
7.4.70.0070.01316.43
7.4.60.0140.00316.33
7.4.50.0000.01416.23
7.4.40.0090.01316.44
7.4.30.0080.00816.43
7.4.00.0090.00615.16
7.3.330.0000.00513.11
7.3.320.0030.00313.01
7.3.310.0070.00016.21
7.3.300.0030.00316.24
7.3.290.0040.00416.16
7.3.280.0090.01016.22
7.3.270.0170.00017.40
7.3.260.0120.00716.37
7.3.250.0070.01016.30
7.3.240.0140.00316.29
7.3.230.0100.00616.13
7.3.210.0090.00916.20
7.3.200.0090.00616.21
7.3.190.0100.00616.23
7.3.180.0130.01016.32
7.3.170.0090.00616.15
7.3.160.0140.00716.15
7.2.330.0130.00716.66
7.2.320.0040.01216.51
7.2.310.0100.00716.65
7.2.300.0100.00716.48
7.2.290.0100.01316.35
7.2.60.0000.01517.03
7.1.200.0080.00315.49
7.1.70.0140.00016.96
7.1.60.0060.00617.02
7.1.50.0070.01816.81
7.1.20.0480.06038.47
7.1.10.0130.06020.43
7.1.00.0100.05722.46
7.0.200.0000.01416.57
7.0.160.0130.05720.08
7.0.150.0600.07020.03
7.0.140.0100.06021.88
7.0.130.0070.06021.81
7.0.120.0100.05721.88
7.0.110.0200.06020.03
7.0.100.0100.05720.10
7.0.90.0130.05720.07
7.0.80.0100.05720.12
7.0.70.0100.05720.16
7.0.60.0070.06020.17
7.0.50.0200.04721.89
7.0.40.0100.05321.88
7.0.30.0100.05321.84
7.0.20.0200.04720.00
7.0.10.0130.05320.00
7.0.00.0200.04720.16

preferences:
46.22 ms | 401 KiB | 5 Q