3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = function (string $bar = null ) { var_dump($bar); }; $foo();

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)
8.3.60.0150.00416.38
8.3.50.0100.00821.91
8.3.40.0110.00718.63
8.3.30.0070.00718.71
8.3.20.0050.00320.34
8.3.10.0040.00423.40
8.3.00.0050.00319.25
8.2.180.0130.00318.16
8.2.170.0080.00522.96
8.2.160.0140.00020.39
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0070.00317.63
8.2.110.0070.00321.08
8.2.100.0040.00817.72
8.2.90.0030.00619.21
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0000.00717.93
8.2.50.0030.00618.10
8.2.40.0000.00819.38
8.2.30.0040.00420.55
8.2.20.0070.00017.70
8.2.10.0040.00418.05
8.2.00.0040.00418.05
8.1.280.0000.01425.92
8.1.270.0040.00423.88
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00422.10
8.1.230.0120.00017.70
8.1.220.0000.00817.79
8.1.210.0000.00818.77
8.1.200.0040.00417.22
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0040.00418.42
8.1.160.0000.00721.93
8.1.150.0040.00418.85
8.1.140.0040.00419.62
8.1.130.0030.00317.68
8.1.120.0030.00317.41
8.1.110.0000.00817.46
8.1.100.0040.00417.48
8.1.90.0000.00717.48
8.1.80.0050.00317.43
8.1.70.0000.00817.44
8.1.60.0040.00417.63
8.1.50.0000.00817.57
8.1.40.0040.00417.48
8.1.30.0030.00617.64
8.1.20.0000.00817.64
8.1.10.0040.00417.37
8.1.00.0050.00317.37
8.0.300.0000.00718.77
8.0.290.0030.00616.75
8.0.280.0000.00718.45
8.0.270.0030.00317.18
8.0.260.0000.00617.19
8.0.250.0040.00416.79
8.0.240.0000.00816.84
8.0.230.0000.00716.88
8.0.220.0030.00316.83
8.0.210.0000.00816.68
8.0.200.0000.00716.92
8.0.190.0000.00916.97
8.0.180.0000.00716.79
8.0.170.0040.00416.85
8.0.160.0040.00416.90
8.0.150.0040.00416.84
8.0.140.0020.00516.77
8.0.130.0030.00313.26
8.0.120.0000.00916.68
8.0.110.0080.00016.77
8.0.100.0050.00316.79
8.0.90.0050.00216.90
8.0.80.0120.00316.94
8.0.70.0040.00416.88
8.0.60.0000.00816.73
8.0.50.0040.00416.70
8.0.30.0090.01016.88
8.0.20.0050.01417.40
8.0.10.0040.00417.00
8.0.00.0100.00716.88
7.4.330.0060.00015.08
7.4.320.0060.00016.58
7.4.300.0000.00616.48
7.4.290.0040.00416.58
7.4.280.0030.00616.38
7.4.270.0000.00616.46
7.4.260.0000.00916.50
7.4.250.0050.00316.59
7.4.240.0020.00616.57
7.4.230.0000.00716.65
7.4.220.0040.01416.49
7.4.210.0100.00616.53
7.4.200.0030.00316.56
7.4.160.0120.00416.39
7.4.150.0080.00817.40
7.4.140.0120.00517.86
7.4.130.0090.00816.48
7.4.120.0050.01516.56
7.4.110.0100.01016.46
7.4.100.0060.01616.40
7.4.90.0100.00916.35
7.4.80.0100.01319.39
7.4.70.0040.01116.24
7.4.60.0060.00916.45
7.4.50.0040.00016.19
7.4.40.0090.00916.43
7.4.30.0050.01316.46
7.4.00.0080.00915.12
7.3.330.0030.00313.11
7.3.320.0060.00013.20
7.3.310.0030.00316.07
7.3.300.0030.00316.22
7.3.290.0070.00016.11
7.3.280.0080.00816.19
7.3.270.0090.00917.40
7.3.260.0060.01216.54
7.3.250.0100.00716.33
7.3.240.0090.00916.30
7.3.230.0060.01116.39
7.3.210.0070.01016.17
7.3.200.0120.01216.11
7.3.190.0100.00716.22
7.3.180.0030.01716.33
7.3.170.0030.01716.45
7.3.160.0000.01716.34
7.3.120.0060.00614.70
7.3.110.0040.01214.70
7.3.100.0040.00714.44
7.3.90.0100.00314.92
7.3.80.0090.00614.70
7.3.70.0070.00314.82
7.3.60.0000.01014.86
7.3.50.0030.00814.73
7.3.40.0060.00914.53
7.3.30.0030.00714.60
7.3.20.0040.01116.49
7.3.10.0060.00316.52
7.3.00.0120.00016.61
7.2.330.0060.01216.61
7.2.320.0070.01316.60
7.2.310.0060.01216.59
7.2.300.0120.00616.51
7.2.290.0150.00616.25
7.2.250.0070.01114.97
7.2.240.0070.01114.82
7.2.230.0090.00414.52
7.2.220.0060.00614.80
7.2.210.0070.00714.89
7.2.200.0030.01015.06
7.2.190.0100.00614.89
7.2.180.0070.00414.60
7.2.170.0080.00614.77
7.2.80.0040.01116.50
7.2.60.0000.01116.80
7.2.00.0070.00719.21
7.1.330.0060.00915.53
7.1.320.0060.00615.71
7.1.310.0030.00715.71
7.1.300.0030.00615.83
7.1.290.0030.00715.67
7.1.280.0070.00715.53
7.1.270.0040.01115.49
7.1.260.0030.00615.72
7.1.200.0040.00415.63
7.1.100.0030.00717.86
7.1.70.0060.00317.05
7.1.60.0100.01319.43
7.1.50.0030.00917.00
7.1.00.0000.08022.35
7.0.200.1080.00314.30
7.0.60.0000.04719.78
7.0.50.0030.04317.77
7.0.40.0100.04020.30
7.0.30.0200.08320.16
7.0.20.0430.07020.07
7.0.10.0100.04020.16
7.0.00.0100.04720.05
5.6.280.0170.05721.11
5.6.210.0070.08320.71
5.6.200.0030.05018.12
5.6.190.0030.04720.39
5.6.180.0300.07720.67
5.6.170.0270.07720.55
5.6.160.0130.04020.52
5.6.150.0100.08018.15
5.6.140.0100.08018.15
5.6.130.0030.04018.25
5.6.120.0270.06321.03
5.6.110.0170.07320.89
5.6.100.0000.09021.13
5.6.90.0030.05720.96
5.6.80.0070.05020.47
5.5.350.4170.04020.53
5.5.340.0070.07317.92
5.5.330.0100.08320.22
5.5.320.0130.07320.33
5.5.310.0300.06320.34
5.5.300.0100.04317.97
5.5.290.0070.06017.96
5.5.280.0070.06720.80
5.5.270.0100.03320.79
5.5.260.0070.08320.81
5.5.250.0070.06320.69
5.5.240.0130.06320.29

preferences:
56.77 ms | 401 KiB | 5 Q