3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo {} class_alias(Foo::class, 'Bar'); var_dump(Bar::class); var_dump((new Bar)::class);

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)
8.4.130.0120.00918.97
8.4.120.0120.00824.00
8.4.110.0120.00820.70
8.4.100.0140.00817.59
8.4.90.0140.00718.63
8.4.80.0100.00917.73
8.4.70.0100.01017.93
8.4.60.0040.00518.43
8.4.50.0130.00719.27
8.4.40.0000.01519.36
8.4.30.0060.01318.63
8.4.20.0120.00318.80
8.4.10.0060.00320.56
8.3.260.0110.00816.48
8.3.250.0100.00818.75
8.3.240.0120.00517.16
8.3.230.0110.00716.67
8.3.220.0100.00816.99
8.3.210.0090.01116.55
8.3.200.0050.00416.37
8.3.190.0110.00718.79
8.3.180.0090.00216.60
8.3.170.0070.01018.70
8.3.160.0100.00016.32
8.3.150.0090.00920.45
8.3.140.0100.00716.41
8.3.130.0080.00017.96
8.3.120.0030.00618.81
8.3.110.0040.00420.94
8.3.100.0000.00816.49
8.3.90.0070.00026.77
8.3.80.0040.00416.63
8.3.70.0080.00616.62
8.3.60.0040.01118.18
8.3.50.0070.00718.21
8.3.40.0040.01118.70
8.3.30.0110.00618.42
8.3.20.0040.00424.18
8.3.10.0070.00024.66
8.3.00.0000.00726.16
8.2.290.0080.00820.41
8.2.280.0100.00320.36
8.2.270.0100.00617.34
8.2.260.0110.00418.67
8.2.250.0030.00616.53
8.2.240.0060.00317.27
8.2.230.0030.01322.58
8.2.220.0080.00024.06
8.2.210.0030.00726.77
8.2.200.0050.00516.50
8.2.190.0100.00716.63
8.2.180.0070.01425.92
8.2.170.0110.00718.71
8.2.160.0070.00722.96
8.2.150.0070.00025.66
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00421.18
8.2.110.0090.00022.07
8.2.100.0000.01120.35
8.1.330.0110.00721.98
8.1.320.0090.00816.14
8.1.310.0140.00018.39
8.1.300.0090.00918.02
8.1.290.0030.00630.84
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00318.95
8.1.230.0030.00620.09
8.0.30.0110.00816.80
8.0.20.0080.01716.88
8.0.10.0000.01916.84
8.0.00.0000.02116.81
7.4.160.0140.00016.46
7.4.150.0060.01516.40
7.4.140.0120.00916.23
7.4.130.0100.01016.26
7.4.120.0120.00316.34
7.4.110.0040.01116.18
7.4.100.0030.01516.36
7.4.90.0090.00616.28
7.4.80.0000.01416.25
7.4.70.0040.01116.12
7.4.60.0110.00416.17
7.4.50.0110.00316.21
7.4.40.0140.00016.05
7.4.30.0070.00716.29
7.4.20.0030.01016.35
7.4.10.0070.00716.29
7.4.00.0120.00316.33
7.3.270.0130.00916.20
7.3.260.0090.01216.17
7.3.250.0110.00416.23
7.3.240.0070.01116.25
7.3.230.0030.01016.23
7.3.220.0110.00316.17
7.3.210.0080.00816.18
7.3.200.0070.00716.17
7.3.190.0120.00316.15
7.3.180.0050.00916.17
7.3.170.0030.01016.16
7.3.160.0100.00316.17
7.3.150.0050.00916.11
7.3.140.0100.00316.12
7.3.130.0030.01116.13
7.3.120.0030.01016.07
7.3.110.0130.00016.09
7.3.100.0030.00916.08
7.3.90.0000.01416.42
7.3.80.0030.01016.14
7.3.70.0070.00716.18
7.3.60.0030.01016.29
7.3.50.0060.01216.32
7.3.40.0160.00316.20
7.3.30.0090.00916.24
7.3.20.0060.00916.28
7.3.10.0040.01116.21
7.3.00.0160.00016.23

preferences:
64.03 ms | 403 KiB | 5 Q