3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace strict { class Test {} } namespace { use strict; $test_inst=new strict\Test(); }

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)
8.3.60.0140.00318.55
8.3.50.0160.00521.01
8.3.40.0130.00718.73
8.3.30.0100.00319.02
8.3.20.0050.00220.30
8.3.10.0080.00023.70
8.3.00.0080.00019.13
8.2.180.0120.00318.29
8.2.170.0100.01022.96
8.2.160.0070.00720.38
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0090.00019.54
8.2.110.0100.00020.82
8.2.100.0090.00317.50
8.2.90.0050.00319.21
8.2.80.0040.00417.97
8.2.70.0030.00517.25
8.2.60.0000.00818.04
8.2.50.0040.00418.07
8.2.40.0070.00018.03
8.2.30.0070.00018.05
8.2.20.0000.00817.61
8.2.10.0070.00017.92
8.2.00.0060.00317.62
8.1.280.0100.01025.92
8.1.270.0040.00420.58
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00619.44
8.1.230.0110.00019.10
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00717.13
8.1.190.0040.00417.00
8.1.180.0040.00418.10
8.1.170.0040.00420.75
8.1.160.0030.00621.99
8.1.150.0000.00718.78
8.1.140.0000.00717.44
8.1.130.0030.00317.77
8.1.120.0000.00717.41
8.1.110.0040.00417.28
8.1.100.0000.00717.37
8.1.90.0040.00417.41
8.1.80.0000.00817.37
8.1.70.0030.00317.36
8.1.60.0000.00717.52
8.1.50.0040.00417.29
8.1.40.0000.00717.32
8.1.30.0050.00317.56
8.1.20.0000.00717.64
8.1.10.0000.00817.47
8.1.00.0000.00717.42
8.0.300.0000.00718.77
8.0.290.0110.00016.75
8.0.280.0070.00018.43
8.0.270.0030.00317.16
8.0.260.0030.00317.14
8.0.250.0000.00716.99
8.0.240.0030.00316.99
8.0.230.0030.00316.96
8.0.220.0040.00416.78
8.0.210.0040.00416.92
8.0.200.0060.00016.93
8.0.190.0050.00216.81
8.0.180.0070.00016.92
8.0.170.0000.00716.88
8.0.160.0080.00016.75
8.0.150.0040.00416.91
8.0.140.0000.00716.82
8.0.130.0000.00513.35
8.0.120.0000.00816.73
8.0.110.0040.00416.84
8.0.100.0050.00316.88
8.0.90.0040.00416.86
8.0.80.0130.00316.90
8.0.70.0000.00716.99
8.0.60.0000.00716.84
8.0.50.0030.00516.86
8.0.30.0130.00616.95
8.0.20.0130.00617.40
8.0.10.0040.00417.05
8.0.00.0130.01016.61
7.4.330.0030.00315.02
7.4.320.0060.00016.43
7.4.300.0070.00016.55
7.4.290.0070.00016.45
7.4.280.0030.00316.46
7.4.270.0030.00316.37
7.4.260.0080.00016.46
7.4.250.0040.00416.54
7.4.240.0050.00216.41
7.4.230.0000.00716.43
7.4.220.0160.00316.43
7.4.210.0140.00716.48
7.4.200.0040.00416.46
7.4.160.0110.00716.39
7.4.150.0030.01517.40
7.4.140.0040.01317.86
7.4.130.0110.00616.50
7.4.120.0070.01216.54
7.4.110.0070.01416.44
7.4.100.0130.00316.39
7.4.90.0030.01216.38
7.4.80.0110.00719.39
7.4.70.0130.00716.48
7.4.60.0130.00316.42
7.4.50.0030.00516.44
7.4.40.0070.01016.22
7.4.30.0160.00016.56
7.3.330.0000.00513.07
7.3.320.0000.00513.16
7.3.310.0050.00316.26
7.3.300.0000.00616.24
7.3.290.0060.00716.23
7.3.280.0070.01016.21
7.3.270.0030.01417.40
7.3.260.0080.00816.16
7.3.250.0040.01316.29
7.3.240.0090.00916.29
7.3.230.0100.00616.39
7.3.210.0110.00616.33
7.3.200.0100.00619.39
7.3.190.0060.01316.48
7.3.180.0100.00616.32
7.3.170.0090.00616.56
7.3.160.0120.00916.53
7.2.330.0130.01516.47
7.2.320.0160.00416.65
7.2.310.0170.00016.54
7.2.300.0090.01416.34
7.2.290.0030.01516.56
5.4.340.0070.04319.09
5.4.320.0070.07719.26
5.4.310.0030.05019.08
5.4.300.0070.07718.85
5.4.290.0130.04319.08
5.4.280.0030.06718.85
5.4.270.0070.07019.14
5.4.260.0130.07719.15
5.4.250.0030.06719.14
5.4.240.0070.08019.14
5.4.230.0000.05019.04
5.4.220.0030.08318.84
5.4.210.0170.06019.14
5.4.200.0100.05019.14
5.4.190.0070.07318.96
5.4.180.0130.06019.23
5.4.170.0070.05019.13
5.4.160.0070.07318.90
5.4.150.0030.08018.95
5.4.140.0070.05016.43
5.4.130.0130.04716.39
5.4.120.0070.06716.39
5.4.110.0030.05316.35
5.4.100.0030.04316.39
5.4.90.0100.07016.58
5.4.80.0100.05316.52
5.4.70.0030.03716.43
5.4.60.0070.07316.46
5.4.50.0100.06016.32
5.4.40.0100.06716.38
5.4.30.0070.03716.46
5.4.20.0100.06716.38
5.4.10.0100.05716.34
5.4.00.0070.06715.99
5.3.290.0100.07314.68
5.3.280.0030.07714.50
5.3.270.0100.03714.65
5.3.260.0100.04314.73
5.3.250.0130.06714.66
5.3.240.0070.08014.64
5.3.230.0070.08014.59
5.3.220.0070.07014.55
5.3.210.0030.04314.58
5.3.200.0070.05014.59
5.3.190.0100.07714.48
5.3.180.0000.07314.55
5.3.170.0030.07714.55
5.3.160.0070.07014.56
5.3.150.0030.07714.70
5.3.140.0000.04714.55
5.3.130.0030.08014.69
5.3.120.0100.07314.63
5.3.110.0100.08014.55
5.3.100.0070.05014.03
5.3.90.0070.07014.02
5.3.80.0070.05314.01
5.3.70.0100.05014.06
5.3.60.0070.05314.00
5.3.50.0100.07014.00
5.3.40.0000.07314.01
5.3.30.0030.07713.82
5.3.20.0000.04013.73
5.3.10.0070.05713.60
5.3.00.0100.07013.63
5.2.170.0200.04711.08
5.2.160.0030.05011.07
5.2.150.0100.06010.97
5.2.140.0030.03711.11
5.2.130.0070.05011.00
5.2.120.0000.03311.00
5.2.110.0030.05310.97
5.2.100.0070.06011.07
5.2.90.0030.06011.04
5.2.80.0030.06311.03
5.2.70.0070.05710.99
5.2.60.0100.06011.02
5.2.50.0000.05011.00
5.2.40.0030.06010.93
5.2.30.0070.05310.91
5.2.20.0030.03711.11
5.2.10.0100.03310.85
5.2.00.0070.03710.72
5.1.60.0030.0339.89
5.1.50.0000.03010.14
5.1.40.0000.0279.88
5.1.30.0070.02310.23
5.1.20.0070.02710.39
5.1.10.0070.05010.05
5.1.00.0100.05310.04
5.0.50.0000.0278.62
5.0.40.0000.0308.48
5.0.30.0000.0308.28
5.0.20.0030.0408.12
5.0.10.0070.0208.20
5.0.00.0070.0538.20
4.4.90.0030.0207.31
4.4.80.0000.0337.31
4.4.70.0100.0137.31
4.4.60.0030.0377.31
4.4.50.0030.0337.31
4.4.40.0000.0407.31
4.4.30.0000.0177.31
4.4.20.0000.0337.31
4.4.10.0070.0377.31
4.4.00.0000.0537.31
4.3.110.0000.0207.31
4.3.100.0030.0137.31
4.3.90.0000.0377.31
4.3.80.0100.0477.31
4.3.70.0100.0277.31
4.3.60.0000.0237.31
4.3.50.0000.0177.31
4.3.40.0030.0307.31
4.3.30.0030.0337.31
4.3.20.0030.0137.31
4.3.10.0000.0137.31
4.3.00.0000.0277.31

preferences:
53.67 ms | 401 KiB | 5 Q