3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump((function() { $a; global $a; $a = function() { return $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)
8.3.70.0070.01118.30
8.3.60.0100.01018.43
8.3.50.0120.00316.46
8.3.40.0110.00718.53
8.3.30.0120.00318.67
8.3.20.0040.00420.25
8.3.10.0000.00723.53
8.3.00.0060.00319.43
8.2.190.0100.00716.58
8.2.180.0110.00718.34
8.2.170.0080.01118.91
8.2.160.0040.01122.96
8.2.150.0070.00025.66
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0080.00020.38
8.2.110.0070.01320.47
8.2.100.0040.00817.78
8.2.90.0080.00017.88
8.2.80.0040.00418.66
8.2.70.0000.00817.68
8.2.60.0040.00418.04
8.2.50.0040.00418.10
8.2.40.0000.00722.31
8.2.30.0040.00419.43
8.2.20.0060.00318.06
8.2.10.0050.00318.12
8.2.00.0040.00418.23
8.1.280.0070.00725.92
8.1.270.0040.00421.94
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0040.00423.79
8.1.230.0120.00022.23
8.1.220.0060.00318.70
8.1.210.0060.00318.77
8.1.200.0080.00017.23
8.1.190.0060.00319.14
8.1.180.0000.00818.10
8.1.170.0000.00818.71
8.1.160.0040.00418.89
8.1.150.0030.00320.30
8.1.140.0040.00417.71
8.1.130.0050.00319.00
8.1.120.0070.00017.47
8.1.110.0000.00717.45
8.1.100.0000.00717.46
8.1.90.0000.00717.36
8.1.80.0000.00817.46
8.1.70.0000.00817.48
8.1.60.0040.00417.47
8.1.50.0030.00717.52
8.1.40.0000.00717.49
8.1.30.0050.00317.65
8.1.20.0040.00417.70
8.1.10.0060.00317.52
8.1.00.0060.00317.52
8.0.300.0020.00518.77
8.0.290.0040.00416.63
8.0.280.0050.00218.38
8.0.270.0000.00717.06
8.0.260.0000.00816.75
8.0.250.0070.00016.75
8.0.240.0040.00416.95
8.0.230.0030.00316.75
8.0.220.0030.00316.81
8.0.210.0030.00316.80
8.0.200.0070.00016.88
8.0.190.0000.00716.96
8.0.180.0000.00716.89
8.0.170.0050.00516.79
8.0.160.0080.00016.73
8.0.150.0040.00416.85
8.0.140.0040.00416.74
8.0.130.0000.00513.27
8.0.120.0060.00316.78
8.0.110.0000.00716.88
8.0.100.0000.00716.83
8.0.90.0050.00216.96
8.0.80.0040.01116.81
8.0.70.0000.00816.71
8.0.60.0070.00016.70
8.0.50.0000.00816.83
8.0.30.0110.00817.17
8.0.20.0120.00817.40
8.0.10.0040.00416.96
8.0.00.0050.01216.64
7.4.330.0050.00015.55
7.4.320.0060.00016.53
7.4.300.0030.00316.40
7.4.290.0000.00716.59
7.4.280.0040.00416.46
7.4.270.0030.00316.41
7.4.260.0080.00016.38
7.4.250.0000.00716.55
7.4.240.0000.00716.58
7.4.230.0000.00716.60
7.4.220.0000.00716.40
7.4.210.0050.00916.51
7.4.200.0000.00716.43
7.4.160.0070.01116.56
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0070.01116.48
7.4.120.0100.00916.52
7.4.110.0100.00616.43
7.4.100.0100.00716.45
7.4.90.0120.00616.41
7.4.80.0130.00419.39
7.4.70.0060.01316.58
7.4.60.0090.00816.43
7.4.50.0030.00916.22
7.4.40.0120.00916.57
7.4.00.0080.00915.03
7.3.330.0050.00013.09
7.3.320.0070.00013.09
7.3.310.0000.00616.29
7.3.300.0030.00316.28
7.3.290.0030.00316.23
7.3.280.0090.00916.19
7.3.270.0140.00317.40
7.3.260.0160.00416.31
7.3.240.0120.00616.29
7.3.230.0090.00616.21
7.3.210.0140.00316.16
7.3.200.0120.00316.61
7.3.190.0140.00716.59
7.3.180.0060.01016.49
7.3.170.0060.00916.59
7.3.160.0140.00316.24
7.3.120.0060.01314.83
7.3.110.0140.00414.55
7.3.100.0060.00814.45
7.3.90.0030.01014.39
7.3.80.0100.01014.71
7.3.70.0030.01014.52
7.3.60.0080.00614.77
7.3.50.0070.01014.70
7.3.40.0080.00614.40
7.3.30.0030.01014.71
7.3.20.0110.00416.52
7.3.10.0070.00716.28
7.3.00.0070.00716.59
7.2.330.0070.01016.32
7.2.320.0100.00616.57
7.2.310.0100.00716.30
7.2.300.0100.00616.53
7.2.290.0030.01216.54
7.2.250.0060.00614.84
7.2.240.0000.02014.86
7.2.230.0070.00715.12
7.2.220.0060.00614.59
7.2.210.0060.00914.80
7.2.200.0100.00714.82
7.2.190.0030.00714.99
7.2.180.0070.01014.69
7.2.170.0090.00314.67
7.2.60.0070.00716.76
7.2.20.0080.01619.37
7.2.10.0080.01119.77
7.2.00.0110.01519.56
7.1.330.0100.00615.61
7.1.320.0070.00715.62
7.1.310.0030.01015.57
7.1.300.0040.01115.66
7.1.290.0040.00915.52
7.1.280.0030.00815.57
7.1.270.0100.00315.18
7.1.260.0060.00615.73
7.1.200.0090.00315.47
7.1.140.0060.01218.53
7.1.130.0100.01318.71
7.1.120.0080.01418.57
7.1.110.0070.01418.14
7.1.100.0080.01317.86
7.1.90.0090.00818.18
7.1.80.0070.00918.09
7.1.70.0040.01117.20
7.1.60.0280.01734.89
7.1.50.0280.01834.73
7.1.40.0230.01434.05
7.1.30.0320.01834.39
7.1.20.0270.01234.52
7.1.10.0080.00916.61
7.1.00.0070.01316.64

preferences:
67.98 ms | 401 KiB | 5 Q