3v4l.org

run code in 300+ PHP versions simultaneously
<?php class NewPDO extends PDO { public function getAttribute(int $attribute) { return null; } }

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)
8.3.60.0100.00718.24
8.3.50.0200.00018.08
8.3.40.0130.00918.57
8.3.30.0110.01118.77
8.3.20.0050.00324.18
8.3.10.0140.00324.66
8.3.00.0050.00326.16
8.2.180.0000.01525.92
8.2.170.0100.01018.84
8.2.160.0170.00322.96
8.2.150.0090.00025.66
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0150.00326.35
8.2.110.0080.00320.22
8.2.100.0080.00419.20
8.2.90.0040.00417.63
8.2.80.0060.00318.70
8.2.70.0040.00417.38
8.2.60.0000.00817.80
8.2.50.0000.00818.05
8.2.40.0080.00017.97
8.2.30.0040.00418.04
8.2.20.0040.00417.91
8.2.10.0040.00419.04
8.2.00.0110.00019.17
8.1.280.0150.00625.92
8.1.270.0080.00023.99
8.1.260.0120.00326.35
8.1.250.0030.00628.09
8.1.240.0040.00423.89
8.1.230.0070.00422.74
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.10
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0090.00018.21
8.1.160.0030.00319.01
8.1.150.0040.00418.72
8.1.140.0000.00818.76
8.1.130.0040.00419.05
8.1.120.0060.00317.35
8.1.110.0020.00517.21
8.1.100.0000.00717.36
8.1.90.0000.00717.21
8.1.80.0070.00017.35
8.1.70.0040.00417.16
8.1.60.0040.00417.43
8.1.50.0030.00617.41
8.1.40.0030.00617.39
8.1.30.0000.00817.45
8.1.20.0060.00317.51
8.1.10.0000.00817.38
8.1.00.0000.00917.20
8.0.300.0000.01118.77
8.0.290.0080.00016.58
8.0.280.0000.00820.10
8.0.270.0030.00317.79
8.0.260.0030.00316.70
8.0.250.0040.00416.82
8.0.240.0000.00816.80
8.0.230.0000.00716.78
8.0.220.0030.00316.80
8.0.210.0030.00316.65
8.0.200.0040.00416.89
8.0.190.0080.00016.86
8.0.180.0060.00316.77
8.0.170.0060.00316.68
8.0.160.0040.00416.84
8.0.150.0040.00416.71
8.0.140.0050.00516.71
8.0.130.0000.00613.15
8.0.120.0030.00616.73
8.0.110.0000.00716.82
8.0.100.0000.00816.63
8.0.90.0050.00216.72
8.0.80.0060.00916.79
8.0.70.0040.00416.75
8.0.60.0000.00716.86
8.0.50.0000.00916.78
8.0.30.0160.00916.71
8.0.20.0070.00716.81
8.0.10.0070.00716.83
8.0.00.0030.01016.87
7.4.330.0040.00015.55
7.4.320.0030.00316.39
7.4.300.0040.00416.38
7.4.290.0050.00316.30
7.4.280.0050.00316.38
7.4.270.0040.00416.39
7.4.260.0000.00613.14
7.4.250.0000.00716.27
7.4.240.0000.00716.44
7.4.230.0040.00416.28
7.4.220.0020.00516.17
7.4.210.0090.00616.45
7.4.200.0020.00516.57
7.4.160.0060.00616.35
7.4.150.0100.00316.47
7.4.140.0000.01416.29
7.4.130.0030.01216.16
7.4.120.0120.00316.45
7.4.110.0040.00916.38
7.4.100.0080.00516.53
7.4.90.0030.01216.20
7.4.80.0070.00716.37
7.4.70.0140.00016.21
7.4.60.0070.00716.18
7.4.50.0040.01516.14
7.4.40.0100.00316.13
7.4.30.0040.01016.08
7.4.20.0070.00716.25
7.4.10.0090.00616.22
7.4.00.0070.00716.42
7.3.330.0060.00016.15
7.3.320.0030.00313.31
7.3.310.0070.00016.10
7.3.300.0000.00816.09
7.3.290.0080.00816.24
7.3.280.0000.01216.23
7.3.270.0070.00716.23
7.3.260.0040.00916.24
7.3.250.0090.00516.16
7.3.240.0090.00616.23
7.3.230.0050.00816.23
7.3.220.0040.01116.16
7.3.210.0080.00616.16
7.3.200.0110.00616.16
7.3.190.0060.00616.20
7.3.180.0040.00916.17
7.3.170.0030.01016.13
7.3.160.0080.00616.17
7.3.150.0100.00316.17
7.3.140.0070.00716.18
7.3.130.0000.01516.10
7.3.120.0100.00316.16
7.3.110.0100.00316.07
7.3.100.0030.01016.15
7.3.90.0100.00316.41
7.3.80.0000.01216.19
7.3.70.0040.01116.24
7.3.60.0080.00416.24
7.3.50.0090.00316.29
7.3.40.0120.00016.24
7.3.30.0030.00916.28
7.3.20.0100.00316.29
7.3.10.0070.00716.26
7.3.00.0070.00716.25

preferences:
32.61 ms | 400 KiB | 5 Q