3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public static function test() { function concat() { echo 'concat'; } concat(); } } A::test(); concat();

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)
8.3.60.0040.01118.15
8.3.50.0130.00822.83
8.3.40.0150.00618.71
8.3.30.0150.00618.55
8.3.20.0070.00720.35
8.3.10.0080.00021.73
8.3.00.0040.00420.82
8.2.180.0070.01418.54
8.2.170.0040.01122.96
8.2.160.0040.01119.27
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0100.00720.39
8.2.120.0070.00026.35
8.2.110.0000.00921.00
8.2.100.0000.01217.80
8.2.90.0080.00019.27
8.2.80.0060.00317.97
8.2.70.0090.00517.35
8.2.60.0040.00419.28
8.2.50.0040.00418.10
8.2.40.0040.00420.42
8.2.30.0020.00519.25
8.2.20.0050.00217.61
8.2.10.0000.00717.90
8.2.00.0000.00718.05
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0080.00028.09
8.1.250.0000.00728.09
8.1.240.0030.00621.25
8.1.230.0030.00817.47
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0030.00717.23
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0040.00418.44
8.1.160.0080.00018.81
8.1.150.0000.00818.71
8.1.140.0040.00419.54
8.1.130.0000.00717.54
8.1.120.0000.00717.42
8.1.110.0090.00017.28
8.1.100.0000.00717.36
8.1.90.0040.00417.39
8.1.80.0040.00417.32
8.1.70.0030.00317.40
8.1.60.0000.00717.47
8.1.50.0030.00617.44
8.1.40.0080.00017.53
8.1.30.0060.00317.46
8.1.20.0000.00817.60
8.1.10.0000.00717.41
8.1.00.0050.00317.33
8.0.300.0060.00318.77
8.0.290.0070.00016.75
8.0.280.0030.00318.42
8.0.270.0070.00017.23
8.0.260.0000.01117.34
8.0.250.0040.00416.90
8.0.240.0030.00316.83
8.0.230.0040.00416.81
8.0.220.0000.00716.87
8.0.210.0070.00016.84
8.0.200.0030.00316.85
8.0.190.0040.00416.77
8.0.180.0040.00416.83
8.0.170.0070.00016.89
8.0.160.0060.00316.82
8.0.150.0050.00316.76
8.0.140.0040.00416.67
8.0.130.0000.00613.29
8.0.120.0040.00416.79
8.0.110.0000.00716.77
8.0.100.0030.00516.78
8.0.90.0000.00816.72
8.0.80.0030.01116.86
8.0.70.0070.00016.86
8.0.60.0040.00416.71
8.0.50.0030.00316.75
8.0.30.0060.01316.84
8.0.20.0110.00717.40
8.0.10.0060.00316.97
8.0.00.0050.01616.57
7.4.330.0000.00415.08
7.4.320.0030.00316.44
7.4.300.0030.00316.51
7.4.290.0000.00716.44
7.4.280.0000.00616.46
7.4.270.0030.00316.53
7.4.260.0040.00416.54
7.4.250.0040.00416.42
7.4.240.0030.00316.55
7.4.230.0000.00716.23
7.4.220.0060.01316.61
7.4.210.0050.01016.48
7.4.200.0040.00416.41
7.4.160.0100.00716.39
7.4.150.0060.01217.40
7.4.140.0130.00617.86
7.4.130.0120.00416.46
7.4.120.0070.01016.47
7.4.110.0140.00416.39
7.4.100.0060.01116.34
7.4.90.0130.01016.51
7.4.80.0100.00719.39
7.4.70.0050.01416.29
7.4.60.0030.01316.39
7.4.50.0070.00516.56
7.4.40.0110.00616.36
7.4.30.0090.00916.51
7.4.00.0030.01314.86
7.3.330.0030.00313.17
7.3.320.0060.00013.08
7.3.310.0070.00016.19
7.3.300.0060.00016.25
7.3.290.0000.00716.26
7.3.280.0100.00716.30
7.3.270.0130.00317.40
7.3.260.0100.00716.60
7.3.250.0060.01016.39
7.3.240.0130.00416.40
7.3.230.0110.00716.39
7.3.210.0130.00316.50
7.3.200.0100.00716.41
7.3.190.0000.01816.57
7.3.180.0030.01316.62
7.3.170.0030.01716.32
7.3.160.0000.01716.29
7.3.120.0090.00914.64
7.3.110.0000.01214.81
7.3.100.0100.00314.62
7.3.90.0070.01014.79
7.3.80.0070.00714.96
7.3.70.0030.00714.83
7.3.60.0080.00814.80
7.3.50.0030.00814.63
7.3.40.0130.00314.79
7.3.30.0070.00714.83
7.3.20.0030.00616.40
7.3.10.0080.00816.75
7.3.00.0080.00416.77
7.2.330.0070.01016.64
7.2.320.0090.01216.55
7.2.310.0030.01716.69
7.2.300.0060.00916.55
7.2.290.0060.01216.32
7.2.250.0070.01315.07
7.2.240.0110.00814.85
7.2.230.0030.01315.18
7.2.220.0030.01015.14
7.2.210.0070.01014.96
7.2.200.0100.00315.07
7.2.190.0120.00415.08
7.2.180.0030.01014.81
7.2.170.0090.00914.91
7.2.60.0160.00316.71
7.1.330.0000.01515.74
7.1.320.0100.00315.76
7.1.310.0070.01015.63
7.1.300.0040.01415.67
7.1.290.0020.01315.72
7.1.280.0070.00415.39
7.1.270.0050.00315.72
7.1.260.0100.00715.79
7.1.200.0080.00015.70
7.1.70.0030.00617.22
7.1.60.0070.00319.90
7.1.00.0030.07722.43
7.0.200.0640.00314.43
7.0.70.0130.06019.96
7.0.60.0130.06019.81
7.0.50.0100.06320.23
7.0.40.0230.05020.38
7.0.30.0130.06320.35
7.0.20.0170.06720.25
7.0.10.0300.07020.30
7.0.00.0300.04720.23
5.6.280.0070.07020.92
5.6.220.0270.07320.50
5.6.210.0270.07720.56
5.6.200.0200.05721.04
5.6.190.0170.05321.19
5.6.180.0130.06321.14
5.6.170.0100.07021.11
5.6.160.0130.05721.08
5.6.150.0270.05321.09
5.6.140.0230.07721.11
5.6.130.0100.06721.11
5.6.120.0170.06021.09
5.6.110.0170.06321.08
5.6.100.0230.06721.08
5.6.90.0130.07321.07
5.6.80.0230.05320.48
5.6.70.0230.06720.41
5.6.60.0130.06320.45
5.6.50.0170.05720.47
5.6.40.0270.05720.47
5.6.30.0200.07720.57
5.6.20.0230.05320.46
5.6.10.0130.06320.56
5.6.00.0200.06720.37
5.5.360.0170.08320.42
5.5.350.0200.08020.32
5.5.340.0170.05320.87
5.5.330.0230.04720.96
5.5.320.0130.05720.93
5.5.310.0130.06020.93
5.5.300.0400.06720.97
5.5.290.0170.08320.95
5.5.280.0130.06720.89
5.5.270.0300.05020.95
5.5.260.0070.07320.95
5.5.250.0170.05720.79
5.5.240.0270.04720.34
5.5.230.0070.07020.32
5.5.220.0200.05720.27
5.5.210.0200.05320.32
5.5.200.0270.05020.30
5.5.190.0170.07320.20
5.5.180.0230.07020.25
5.5.160.0100.06020.03
5.5.150.0130.05320.21
5.5.140.0170.05320.24
5.5.130.0200.05020.32
5.5.120.0230.05720.18
5.5.110.0170.05320.14
5.5.100.0170.05320.09
5.5.90.0170.05019.99
5.5.80.0200.05020.13
5.5.70.0130.05720.18
5.5.60.0100.05720.18
5.5.50.0070.06020.21
5.5.40.0200.05320.09
5.5.30.0130.05320.13
5.5.20.0030.06720.17
5.5.10.0200.04720.19
5.5.00.0130.07320.10

preferences:
58.76 ms | 401 KiB | 5 Q