3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = function () { return $foo;}; var_dump($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)
8.3.70.0040.01116.58
8.3.60.0190.00318.31
8.3.50.0140.00016.49
8.3.40.0120.00618.79
8.3.30.0110.00418.71
8.3.20.0070.00020.33
8.3.10.0050.00323.66
8.3.00.0050.00319.68
8.2.180.0140.00718.41
8.2.170.0140.00018.91
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00422.22
8.2.110.0060.00320.97
8.2.100.0060.00617.78
8.2.90.0040.00417.75
8.2.80.0080.00017.97
8.2.70.0050.00317.93
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0040.00422.32
8.2.30.0000.00719.39
8.2.20.0040.00418.07
8.2.10.0070.00017.93
8.2.00.0040.00418.24
8.1.280.0070.00725.92
8.1.270.0040.00422.09
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00617.36
8.1.230.0040.00717.70
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00817.35
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0000.00918.41
8.1.160.0040.00418.81
8.1.150.0040.00420.32
8.1.140.0000.00717.70
8.1.130.0000.00719.01
8.1.120.0040.00417.43
8.1.110.0040.00417.38
8.1.100.0000.00717.45
8.1.90.0050.00317.38
8.1.80.0040.00417.45
8.1.70.0000.00717.44
8.1.60.0000.00817.60
8.1.50.0000.00717.51
8.1.40.0030.00617.41
8.1.30.0060.00317.62
8.1.20.0030.00617.69
8.1.10.0080.00017.47
8.1.00.0060.00317.32
8.0.300.0070.00018.84
8.0.290.0000.00816.75
8.0.280.0040.00418.31
8.0.270.0040.00417.09
8.0.260.0030.00316.81
8.0.250.0040.00416.91
8.0.240.0070.00016.98
8.0.230.0050.00216.93
8.0.220.0000.00816.88
8.0.210.0000.00716.82
8.0.200.0030.00316.91
8.0.190.0000.00816.94
8.0.180.0040.00417.03
8.0.170.0040.00416.98
8.0.160.0060.00317.05
8.0.150.0070.00016.80
8.0.140.0000.00716.90
8.0.130.0050.00013.33
8.0.120.0040.00416.95
8.0.110.0040.00416.78
8.0.100.0000.00716.88
8.0.90.0000.00716.93
8.0.80.0100.00717.01
8.0.70.0020.00516.73
8.0.60.0070.00016.88
8.0.50.0070.00016.81
8.0.30.0130.00617.07
8.0.20.0110.01117.40
8.0.10.0040.00416.95
8.0.00.0070.01016.75
7.4.330.0060.00015.55
7.4.320.0000.00616.64
7.4.300.0030.00316.50
7.4.290.0030.00316.58
7.4.280.0030.00316.60
7.4.270.0000.00616.63
7.4.260.0000.00716.43
7.4.250.0070.00016.49
7.4.240.0000.00816.41
7.4.230.0030.00316.63
7.4.220.0040.00416.66
7.4.210.0150.00616.52
7.4.200.0030.00316.71
7.4.160.0100.00616.52
7.4.150.0140.00317.40
7.4.140.0120.00917.86
7.4.130.0070.01316.33
7.4.120.0060.01116.54
7.4.110.0080.01116.27
7.4.100.0060.00916.51
7.4.90.0040.01416.38
7.4.80.0040.01519.39
7.4.70.0000.02216.52
7.4.60.0110.01216.48
7.4.50.0110.00716.51
7.4.40.0100.00716.41
7.4.00.0070.01014.88
7.3.330.0000.00513.25
7.3.320.0000.00613.15
7.3.310.0000.00616.33
7.3.300.0000.00716.17
7.3.290.0060.01016.31
7.3.280.0070.00916.28
7.3.270.0030.01717.40
7.3.260.0100.00816.27
7.3.240.0120.00616.41
7.3.230.0130.00316.31
7.3.210.0060.01316.46
7.3.200.0030.01416.41
7.3.190.0110.01116.16
7.3.180.0100.00716.42
7.3.170.0180.00316.28
7.3.160.0090.00616.35
7.2.330.0140.00416.59
7.2.320.0070.01116.28
7.2.310.0100.01016.61
7.2.300.0060.00916.53
7.2.290.0060.01316.39
7.2.110.0100.00716.48
7.2.60.0060.00616.65
7.2.20.0100.01119.88
7.2.10.0090.01719.46
7.2.00.0070.01519.40
7.1.200.0050.00315.50
7.1.140.0070.01018.69
7.1.130.0050.01618.66
7.1.120.0060.01418.75
7.1.110.0060.01117.89
7.1.100.0090.01017.86
7.1.90.0100.01217.94
7.1.80.0130.01118.02
7.1.70.0080.01416.98
7.1.60.0300.01335.20
7.1.50.0290.01734.73
7.1.40.0250.01934.25
7.1.30.0300.01434.42
7.1.20.0270.01634.36
7.1.10.0090.01316.55
7.1.00.0080.01016.62

preferences:
47.24 ms | 401 KiB | 5 Q