3v4l.org

run code in 300+ PHP versions simultaneously
<?php $class_name = "class@anonymous".chr(0).__FILE__; class_alias($class_name, 'MyAlias'); $d = get_declared_classes(); end($d); var_dump(current($d)); var_dump(new MyAlias);

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)
8.3.70.0040.01118.18
8.3.60.0110.00716.50
8.3.50.0090.00921.93
8.3.40.0040.01218.79
8.3.30.0070.00718.77
8.3.20.0040.00420.42
8.3.10.0040.00423.64
8.3.00.0040.00419.51
8.2.190.0000.01516.63
8.2.180.0090.00616.50
8.2.170.0170.00322.96
8.2.160.0110.00420.38
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0090.00019.36
8.2.120.0030.00526.35
8.2.110.0000.01121.11
8.2.100.0070.00417.91
8.2.90.0040.00419.28
8.2.80.0040.00717.97
8.2.70.0000.00817.50
8.2.60.0060.00617.91
8.2.50.0000.00918.07
8.2.40.0030.00619.59
8.2.30.0030.00520.69
8.2.20.0060.00317.55
8.2.10.0040.00418.16
8.2.00.0040.00417.93
8.1.280.0130.00625.92
8.1.270.0090.00023.75
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0030.00622.14
8.1.230.0080.00318.96
8.1.220.0030.00517.74
8.1.210.0070.00318.77
8.1.200.0080.00017.35
8.1.190.0040.00417.36
8.1.180.0050.00218.10
8.1.170.0080.00018.77
8.1.160.0000.00721.88
8.1.150.0090.00018.74
8.1.140.0040.00419.44
8.1.130.0000.00717.69
8.1.120.0070.00017.40
8.1.110.0050.00217.39
8.1.100.0070.00017.45
8.1.90.0050.00317.29
8.1.80.0000.00717.43
8.1.70.0030.00317.23
8.1.60.0030.00617.39
8.1.50.0000.00817.51
8.1.40.0040.00417.52
8.1.30.0060.00317.70
8.1.20.0050.00317.67
8.1.10.0070.00017.64
8.1.00.0030.00617.50
8.0.300.0000.00818.77
8.0.290.0040.00416.88
8.0.280.0070.00018.38
8.0.270.0090.00017.16
8.0.260.0030.00317.19
8.0.250.0050.00216.96
8.0.240.0000.00816.87
8.0.230.0000.00816.96
8.0.220.0040.00416.87
8.0.210.0040.00416.93
8.0.200.0030.00316.95
8.0.190.0040.00416.98
8.0.180.0040.00416.91
8.0.170.0050.00316.77
8.0.160.0030.00316.89
8.0.150.0000.00716.89
8.0.140.0030.00516.87
8.0.130.0000.00713.30
8.0.120.0000.00916.87
8.0.110.0000.00716.86
8.0.100.0040.00416.91
8.0.90.0000.00716.89
8.0.80.0090.00616.77
8.0.70.0080.00016.83
8.0.60.0040.00416.94
8.0.50.0000.00716.75
8.0.30.0070.01117.13
8.0.20.0070.01017.40
8.0.10.0040.00416.88
8.0.00.0070.01016.77
7.4.330.0000.00516.66
7.4.320.0000.00716.44
7.4.300.0030.00316.42
7.4.290.0030.00316.58
7.4.280.0070.00016.51
7.4.270.0070.00016.59
7.4.260.0030.00316.47
7.4.250.0040.00416.53
7.4.240.0010.00616.54
7.4.230.0030.00316.34
7.4.220.0030.01616.63
7.4.210.0030.01016.59
7.4.200.0000.00816.59
7.4.160.0120.00616.62
7.4.150.0110.00617.40
7.4.140.0100.01617.86
7.4.130.0100.00916.38
7.4.120.0060.01116.41
7.4.110.0130.00516.42
7.4.100.0080.01516.50
7.4.90.0070.01116.52
7.4.80.0140.00319.39
7.4.70.0060.01216.45
7.4.60.0030.01416.41
7.4.50.0070.00716.50
7.4.40.0100.00716.45
7.4.30.0110.00616.64
7.4.00.0000.01815.01
7.3.330.0000.00513.27
7.3.320.0020.00212.98
7.3.310.0070.00016.12
7.3.300.0050.00216.30
7.3.290.0070.00016.25
7.3.280.0060.01316.25
7.3.270.0070.01017.40
7.3.260.0180.00016.23
7.3.250.0050.01216.32
7.3.240.0090.00916.47
7.3.230.0110.01116.39
7.3.210.0120.00616.30
7.3.200.0120.00616.49
7.3.190.0040.01116.34
7.3.180.0060.01016.46
7.3.170.0120.00816.27
7.3.160.0100.01016.26
7.3.10.0050.00916.53
7.3.00.0070.00816.48
7.2.330.0100.00816.66
7.2.320.0060.01316.57
7.2.310.0170.00316.29
7.2.300.0060.01316.34
7.2.290.0060.01616.49
7.2.130.0100.00916.78
7.2.120.0110.00616.75
7.2.110.0060.00816.88
7.2.100.0100.00716.67
7.2.90.0080.01016.79
7.2.80.0080.00716.75
7.2.70.0080.00916.51
7.2.60.0040.00716.87
7.2.50.0060.00916.72
7.2.40.0030.01216.67
7.2.30.0140.00316.81
7.2.20.0110.00316.76
7.2.10.0100.00616.74
7.2.00.0060.01317.63
7.1.250.0040.01015.72
7.1.200.0070.00415.70
7.1.70.0000.00817.28
7.1.60.0030.00717.04
7.1.50.0040.01516.89
7.1.00.0000.08022.49
7.0.200.0030.01316.53
7.0.60.0070.05320.03
7.0.50.0100.08317.79
7.0.40.0070.04020.29
7.0.30.0330.07320.17
7.0.20.0330.07320.30
7.0.10.0100.05720.09
7.0.00.0170.07320.09
5.6.280.0070.07720.92
5.6.210.0130.04320.71
5.6.200.0070.06718.16
5.6.190.0070.04720.43
5.6.180.0370.04020.67
5.6.170.0300.06020.62
5.6.160.0070.08720.50
5.6.150.0070.06718.15
5.6.140.0000.07018.13
5.6.130.0070.05718.18
5.6.120.0000.04320.89
5.6.110.0070.09020.96
5.6.100.0100.07720.97
5.6.90.0130.07720.99
5.6.80.0070.05320.38
5.5.350.3670.04320.33
5.5.340.0100.05317.88
5.5.330.0030.06320.56
5.5.320.0070.04720.32
5.5.310.0230.07720.32
5.5.300.0170.07017.95
5.5.290.0030.04317.91
5.5.280.0030.04020.87
5.5.270.0030.04020.78
5.5.260.0070.07720.64
5.5.250.0030.04320.61
5.5.240.0200.07720.18

preferences:
53.74 ms | 401 KiB | 5 Q