3v4l.org

run code in 500+ PHP versions simultaneously
<?php class_alias(class1::class, class2::class); class_alias(trait1::class, trait2::class); class_alias(enum1::class, enum2::class); class_alias(interface1::class, interface1::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)
8.5.70.0120.00616.64
8.5.60.0120.00516.79
8.5.50.0090.00816.75
8.5.30.0100.00818.02
8.5.20.0070.01020.11
8.5.10.0040.00416.55
8.5.00.0130.00820.05
8.4.210.0140.01121.12
8.4.180.0120.00921.78
8.4.170.0130.00823.57
8.4.160.0100.01125.45
8.4.150.0070.00616.83
8.4.140.0130.00817.73
8.4.130.0060.00417.51
8.4.120.0080.01023.94
8.4.110.0040.00522.42
8.4.100.0040.00617.77
8.4.90.0110.00817.34
8.4.80.0100.00819.41
8.4.70.0340.01217.27
8.4.60.0400.00917.71
8.4.50.0370.00917.61
8.4.40.0390.01217.50
8.4.30.0390.01217.49
8.4.20.0390.01217.18
8.4.10.0330.00617.40
8.3.300.0120.00720.82
8.3.290.0120.00820.62
8.3.280.0160.00918.09
8.3.270.0110.00816.79
8.3.260.0090.01116.63
8.3.250.0090.00618.70
8.3.240.0090.00917.14
8.3.230.0120.00916.83
8.3.220.0040.00416.54
8.3.210.0330.00616.69
8.3.200.0410.00416.41
8.3.190.0450.00916.41
8.3.180.0340.01016.20
8.3.170.0350.01016.41
8.3.160.0370.01016.44
8.3.150.0360.01016.20
8.3.140.0370.01016.36
8.3.130.0360.00816.36
8.3.120.0350.00716.30
8.3.110.0350.00616.50
8.3.100.0390.00716.51
8.3.90.0350.00816.20
8.3.80.0360.01016.44
8.3.70.0380.00416.22
8.3.60.0430.00416.23
8.3.50.0400.00816.26
8.3.40.0390.00717.43
8.3.30.0230.00917.15
8.3.20.0350.00617.12
8.3.10.0280.00917.26
8.3.00.0330.00817.39
8.2.300.0110.01018.60
8.2.290.0100.00820.25
8.2.280.0330.00716.50
8.2.270.0270.00716.66
8.2.260.0440.00516.45
8.2.250.0270.01016.49
8.2.240.0310.00716.71
8.2.230.0350.00416.61
8.2.220.0310.00716.78
8.2.210.0310.00816.28
8.2.200.0300.00816.37
8.2.190.0310.00816.27
8.2.180.0310.00716.48
8.2.170.0320.01017.45
8.2.160.0330.00817.68
8.2.150.0350.01017.51
8.2.140.0270.00917.56
8.2.130.0280.01317.39
8.2.120.0350.00717.39
8.2.110.0290.00617.57
8.2.100.0350.00617.33
8.2.90.0300.01017.39
8.2.80.0310.01017.51
8.2.70.0240.00617.29
8.2.60.0250.00717.36
8.2.50.0200.00217.32
8.2.40.0270.00617.41
8.2.30.0290.01017.38
8.2.20.0310.01017.38
8.2.10.0270.00617.42
8.2.00.0350.00717.16
8.1.340.0080.01317.69

preferences:
29.83 ms | 868 KiB | 5 Q