3v4l.org

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

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)
8.3.60.0150.00316.72
8.3.50.0130.01121.98
8.3.40.0120.00618.71
8.3.30.0160.00018.53
8.3.20.0080.00020.11
8.3.10.0000.00823.56
8.3.00.0050.00319.26
8.2.180.0100.01316.48
8.2.170.0060.00922.96
8.2.160.0130.00020.52
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0000.00817.63
8.2.120.0000.00826.35
8.2.110.0090.00020.35
8.2.100.0080.00417.92
8.2.90.0000.00719.09
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0050.00217.80
8.2.50.0000.00818.07
8.2.40.0080.00019.42
8.2.30.0000.00720.53
8.2.20.0070.00317.69
8.2.10.0000.00718.03
8.2.00.0000.00817.93
8.1.280.0040.01125.92
8.1.270.0060.00323.70
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0040.00423.96
8.1.230.0090.00319.32
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0050.00317.10
8.1.180.0000.00818.10
8.1.170.0020.00518.69
8.1.160.0050.00221.96
8.1.150.0000.00718.82
8.1.140.0030.00619.43
8.1.130.0030.00317.65
8.1.120.0000.00717.42
8.1.110.0070.00017.24
8.1.100.0040.00417.43
8.1.90.0000.00717.34
8.1.80.0000.00717.37
8.1.70.0000.00717.22
8.1.60.0090.00017.42
8.1.50.0040.00417.36
8.1.40.0040.00417.44
8.1.30.0060.00317.60
8.1.20.0040.00417.63
8.1.10.0000.00717.55
8.1.00.0080.00017.46
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0020.00518.34
8.0.270.0070.00317.10
8.0.260.0030.00317.19
8.0.250.0080.00016.98
8.0.240.0020.00517.02
8.0.230.0030.00416.96
8.0.220.0030.00316.91
8.0.210.0080.00016.75
8.0.200.0000.00616.92
8.0.190.0040.00416.95
8.0.180.0050.00316.99
8.0.170.0090.00016.88
8.0.160.0040.00416.94
8.0.150.0030.00316.82
8.0.140.0000.00816.88
8.0.130.0070.00013.34
8.0.120.0030.00516.71
8.0.110.0000.00816.75
8.0.100.0000.00716.77
8.0.90.0040.00416.88
8.0.80.0090.00616.82
8.0.70.0040.00416.90
8.0.60.0000.00716.94
8.0.50.0000.00816.95
8.0.30.0110.00617.08
8.0.20.0100.00917.40
8.0.10.0000.00816.89
8.0.00.0090.00916.70
7.4.330.0050.00016.66
7.4.320.0030.00316.49
7.4.300.0040.00416.54
7.4.290.0030.00316.51
7.4.280.0070.00016.34
7.4.270.0030.00316.36
7.4.260.0000.00716.41
7.4.250.0080.00016.49
7.4.240.0040.00316.39
7.4.230.0070.00016.34
7.4.220.0120.01416.59
7.4.210.0120.00316.45
7.4.200.0070.00016.29
7.4.160.0060.00916.43
7.4.150.0140.00617.40
7.4.140.0150.01117.86
7.4.130.0150.00316.25
7.4.120.0120.00616.52
7.4.110.0030.01516.59
7.4.100.0150.00616.31
7.4.90.0030.01416.49
7.4.80.0060.00919.39
7.4.70.0080.01616.53
7.4.60.0120.00616.45
7.4.50.0090.00316.19
7.4.40.0100.01716.14
7.4.30.0140.00316.46
7.4.00.0110.00714.79
7.3.330.0050.00013.02
7.3.320.0050.00012.96
7.3.310.0050.00216.17
7.3.300.0000.00716.11
7.3.290.0030.00316.22
7.3.280.0050.01316.19
7.3.270.0070.01117.40
7.3.260.0030.01316.46
7.3.240.0080.01216.18
7.3.230.0120.00316.39
7.3.210.0030.01316.47
7.3.200.0060.01216.22
7.3.190.0100.01316.29
7.3.180.0060.00916.21
7.3.170.0090.00916.34
7.3.160.0060.01116.42
7.3.10.0030.01216.55
7.3.00.0030.00916.72
7.2.330.0090.00916.59
7.2.320.0120.01216.31
7.2.310.0130.01016.32
7.2.300.0050.01116.52
7.2.290.0090.01016.62
7.2.130.0030.01016.86
7.2.120.0040.01116.53
7.2.110.0000.00916.53
7.2.100.0120.00316.68
7.2.90.0030.01316.86
7.2.80.0000.01416.86
7.2.70.0060.00816.97
7.2.60.0050.01016.80
7.2.50.0070.00316.75
7.2.40.0070.01016.85
7.2.30.0090.00616.73
7.2.20.0060.00616.95
7.2.10.0120.00316.86
7.2.00.0070.00318.11
7.1.250.0100.00015.67
7.1.200.0090.00315.85
7.1.100.0040.00718.25
7.1.70.0000.00917.09
7.1.60.0060.00619.48
7.1.50.0110.01116.89
7.1.00.0030.07322.31
7.0.200.0450.00014.57
7.0.60.0070.07319.82
7.0.50.0000.04317.80
7.0.40.0030.06720.27
7.0.30.0430.07020.32
7.0.20.0400.06720.16
7.0.10.0130.08320.12
7.0.00.0030.08020.19
5.6.280.0030.06721.14
5.6.210.0100.03720.71
5.6.200.0000.05318.15
5.6.190.0070.08020.57
5.6.180.0300.08320.39
5.6.170.0230.07320.48
5.6.160.0100.08720.38
5.6.150.0130.07718.21
5.6.140.0030.07318.11
5.6.130.0000.07318.12
5.6.120.0070.08721.00
5.6.110.0130.08321.04
5.6.100.0070.04321.10
5.6.90.0100.08020.96
5.6.80.0100.08320.40
5.5.350.3500.04020.32
5.5.340.0030.04718.01
5.5.330.0030.08320.14
5.5.320.0000.09320.17
5.5.310.0200.08020.31
5.5.300.0070.07017.98
5.5.290.0130.04318.02
5.5.280.0030.04020.76
5.5.270.0070.06720.75
5.5.260.0000.04320.86
5.5.250.0000.06320.74
5.5.240.0430.04320.18

preferences:
57.07 ms | 401 KiB | 5 Q