3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace X { class A { } } namespace { use X\A; $a = 'A'; new $a; }

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)
8.3.40.0090.00618.88
8.3.30.0110.00418.71
8.3.20.0000.00820.20
8.3.10.0040.00423.48
8.3.00.0030.00621.82
8.2.170.0100.01022.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00420.90
8.2.120.0040.00426.35
8.2.110.0000.00919.45
8.2.100.0070.00417.67
8.2.90.0000.00819.23
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0050.00317.65
8.2.50.0060.00618.09
8.2.40.0040.00420.62
8.2.30.0030.00319.28
8.2.20.0000.00817.63
8.2.10.0070.00018.04
8.2.00.0040.00418.09
8.1.270.0190.00022.24
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0090.00019.46
8.1.230.0060.00617.70
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00817.23
8.1.190.0040.00417.23
8.1.180.0000.00918.10
8.1.170.0000.00818.65
8.1.160.0000.00720.73
8.1.150.0070.00018.81
8.1.140.0030.00519.38
8.1.130.0000.00817.62
8.1.120.0070.00017.31
8.1.110.0080.00017.40
8.1.100.0070.00017.35
8.1.90.0000.00817.32
8.1.80.0000.00817.45
8.1.70.0040.00417.38
8.1.60.0030.00517.45
8.1.50.0080.00017.52
8.1.40.0050.00317.39
8.1.30.0030.00517.59
8.1.20.0040.00417.61
8.1.10.0040.00417.55
8.1.00.0040.00417.50
8.0.300.0000.00718.77
8.0.290.0000.00716.88
8.0.280.0080.00018.25
8.0.270.0050.00317.14
8.0.260.0000.00817.08
8.0.250.0000.00716.96
8.0.240.0030.00316.84
8.0.230.0070.00017.01
8.0.220.0030.00516.94
8.0.210.0040.00416.83
8.0.200.0040.00416.82
8.0.190.0000.00716.92
8.0.180.0000.00816.79
8.0.170.0070.00016.88
8.0.160.0070.00016.91
8.0.150.0070.00016.75
8.0.140.0050.00316.86
8.0.130.0060.00013.27
8.0.120.0040.00416.71
8.0.110.0040.00416.89
8.0.100.0030.00316.75
8.0.90.0000.00716.99
8.0.80.0090.00916.86
8.0.70.0000.00716.74
8.0.60.0000.00816.76
8.0.50.0040.00416.66
8.0.30.0080.00917.05
8.0.20.0130.00717.40
8.0.10.0000.00817.07
8.0.00.0130.00716.65
7.4.330.0000.00516.67
7.4.320.0060.00016.55
7.4.300.0060.00316.39
7.4.290.0030.00316.60
7.4.280.0000.00716.43
7.4.270.0000.00716.54
7.4.260.0040.00416.42
7.4.250.0050.00316.45
7.4.240.0070.00016.46
7.4.230.0000.00716.68
7.4.220.0030.01416.45
7.4.210.0100.00516.64
7.4.200.0030.00316.68
7.4.160.0040.01116.60
7.4.150.0110.00717.40
7.4.140.0140.00917.86
7.4.130.0110.00816.60
7.4.120.0080.00816.45
7.4.110.0030.01316.57
7.4.100.0110.01116.54
7.4.90.0070.01416.45
7.4.80.0040.01219.39
7.4.70.0180.00316.42
7.4.60.0060.01016.49
7.4.50.0040.01416.31
7.4.40.0070.01016.75
7.4.30.0110.00716.43
7.4.00.0100.00714.97
7.3.330.0050.00013.33
7.3.320.0030.00313.28
7.3.310.0070.00016.38
7.3.300.0000.00716.36
7.3.290.0040.00416.37
7.3.280.0110.00616.38
7.3.270.0170.00017.40
7.3.260.0090.00916.42
7.3.250.0090.00916.45
7.3.240.0130.00816.65
7.3.230.0100.00716.39
7.3.210.0070.01016.52
7.3.200.0070.01016.60
7.3.190.0110.00516.34
7.3.180.0110.00516.16
7.3.170.0110.00716.37
7.3.160.0130.00316.40
7.3.120.0120.00314.81
7.3.110.0070.01014.61
7.3.100.0070.01014.74
7.3.90.0090.00614.83
7.3.80.0070.00714.83
7.3.70.0030.00614.95
7.3.60.0070.00714.81
7.3.50.0030.01414.79
7.3.40.0100.00614.64
7.3.30.0000.01314.49
7.3.20.0000.01016.38
7.3.10.0090.00316.67
7.3.00.0040.01116.58
7.2.330.0090.00916.56
7.2.320.0170.00316.67
7.2.310.0070.01016.43
7.2.300.0130.01016.44
7.2.290.0110.00616.48
7.2.240.0000.01714.95
7.2.230.0030.01014.43
7.2.220.0100.00314.73
7.2.210.0060.01015.02
7.2.200.0060.00914.92
7.2.190.0000.00914.90
7.2.180.0030.01314.60
7.2.170.0040.00814.61
7.2.160.0000.01614.77
7.2.150.0070.01016.53
7.2.140.0040.00816.71
7.2.130.0060.00616.77
7.2.120.0070.00716.61
7.2.110.0060.00616.55
7.2.100.0030.01416.79
7.2.90.0050.00316.84
7.2.80.0030.01016.68
7.2.70.0040.00816.77
7.2.60.0080.00716.73
7.2.50.0000.01516.57
7.2.40.0070.00416.63
7.2.30.0120.00316.73
7.2.20.0030.01416.81
7.2.10.0000.01316.47
7.2.00.0140.00717.86
7.1.330.0030.01115.61
7.1.320.0070.01015.78
7.1.310.0040.00715.53
7.1.300.0070.00715.61
7.1.290.0030.01315.66
7.1.280.0030.01015.63
7.1.270.0030.00515.71
7.1.260.0040.00915.36
7.1.250.0030.01015.29
7.1.200.0030.00315.75
7.1.100.0030.00917.95
7.1.70.0000.00717.22
7.1.60.0060.01819.40
7.1.50.0110.01116.92
7.1.00.0030.07722.57
7.0.200.0360.01314.38
7.0.60.0300.03019.88
7.0.50.0100.08017.96
7.0.40.0170.09020.13
7.0.30.0330.07720.26
7.0.20.0270.03020.19
7.0.10.0100.09020.10
7.0.00.0000.05720.07
5.6.280.0100.07321.14
5.6.210.0000.05720.66
5.6.200.0000.08718.20
5.6.190.0000.05720.77
5.6.180.0400.07320.51
5.6.170.0300.07020.39
5.6.160.0100.03720.50
5.6.150.0070.05718.25
5.6.140.0030.04018.27
5.6.130.0030.05718.15
5.6.120.0070.04321.14
5.6.110.0070.08721.00
5.6.100.0070.06320.93
5.6.90.0030.04021.00
5.6.80.0130.07720.38
5.5.350.0330.07320.33
5.5.340.0030.05018.07
5.5.330.0100.06720.43
5.5.320.0170.06020.32
5.5.310.0370.05720.28
5.5.300.0000.04717.99
5.5.290.0030.08718.04
5.5.280.0100.08020.66
5.5.270.0100.07720.76
5.5.260.0030.04720.76
5.5.250.0000.05020.68
5.5.240.4200.04020.33

preferences:
48.58 ms | 400 KiB | 5 Q