3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = []; var_dump(null === $v && is_null($v));

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)
8.3.60.0070.00718.43
8.3.50.0170.00718.17
8.3.40.0130.00618.67
8.3.30.0140.00018.51
8.3.20.0040.00420.16
8.3.10.0000.00820.73
8.3.00.0040.00419.21
8.2.180.0100.00316.38
8.2.170.0110.00422.96
8.2.160.0000.01519.32
8.2.150.0030.00624.18
8.2.140.0000.00724.66
8.2.130.0080.00019.95
8.2.120.0040.00426.35
8.2.110.0070.00422.25
8.2.100.0080.00417.72
8.2.90.0040.00417.50
8.2.80.0030.00618.66
8.2.70.0040.00417.61
8.2.60.0030.00517.63
8.2.50.0030.00817.75
8.2.40.0050.00317.63
8.2.30.0030.00519.24
8.2.20.0070.00018.08
8.2.10.0000.00718.12
8.2.00.0040.00418.05
8.1.280.0100.01025.92
8.1.270.0090.00023.75
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00523.83
8.1.230.0070.00319.16
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.36
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0050.00317.62
8.1.160.0000.00719.00
8.1.150.0040.00418.79
8.1.140.0040.00419.54
8.1.130.0000.00718.89
8.1.120.0000.00817.41
8.1.110.0040.00417.34
8.1.100.0070.00017.44
8.1.90.0040.00417.52
8.1.80.0000.00717.44
8.1.70.0020.00517.41
8.1.60.0050.00517.47
8.1.50.0000.00817.53
8.1.40.0040.00417.37
8.1.30.0000.00717.48
8.1.20.0050.00217.58
8.1.10.0000.00917.43
8.1.00.0000.00717.39
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0040.00417.18
8.0.260.0030.00320.66
8.0.250.0030.00316.92
8.0.240.0000.00716.91
8.0.230.0020.00516.99
8.0.220.0030.00316.89
8.0.210.0040.00416.85
8.0.200.0000.00616.86
8.0.190.0090.00016.96
8.0.180.0040.00416.85
8.0.170.0000.00816.96
8.0.160.0030.00816.80
8.0.150.0000.00716.83
8.0.140.0040.00416.86
8.0.130.0030.00313.24
8.0.120.0000.00716.82
8.0.110.0030.00316.83
8.0.100.0000.00816.85
8.0.90.0040.00416.95
8.0.80.0100.00716.87
8.0.70.0000.00816.92
8.0.60.0040.00416.91
8.0.50.0040.00416.77
8.0.30.0090.00916.95
8.0.20.0130.00817.40
8.0.10.0080.00016.89
8.0.00.0070.01017.01
7.4.330.0030.00315.55
7.4.320.0000.00616.59
7.4.300.0030.00316.42
7.4.290.0050.00316.62
7.4.280.0070.00016.59
7.4.270.0000.00716.60
7.4.260.0000.00716.60
7.4.250.0040.00416.32
7.4.240.0070.00016.61
7.4.230.0000.00716.41
7.4.220.0100.00716.63
7.4.210.0070.00816.56
7.4.200.0070.00016.54
7.4.160.0110.00516.48
7.4.150.0090.01017.40
7.4.140.0120.00817.86
7.4.130.0120.01116.41
7.4.120.0130.00616.51
7.4.110.0080.01916.41
7.4.100.0110.00816.35
7.4.90.0110.00716.54
7.4.80.0060.01219.39
7.4.70.0110.00416.68
7.4.60.0080.00816.50
7.4.50.0030.01116.38
7.4.40.0140.00316.57
7.4.30.0070.01016.43
7.4.00.0070.01015.09
7.3.330.0040.00413.18
7.3.320.0000.00513.10
7.3.310.0070.00016.22
7.3.300.0000.00716.23
7.3.290.0060.00016.19
7.3.280.0090.00816.19
7.3.270.0110.00617.40
7.3.260.0110.00716.39
7.3.250.0150.00316.40
7.3.240.0080.00916.42
7.3.230.0080.01616.25
7.3.210.0030.01416.13
7.3.200.0060.01216.12
7.3.190.0090.00916.55
7.3.180.0120.00416.18
7.3.170.0070.01516.14
7.3.160.0120.00916.31
7.2.330.0130.00416.73
7.2.320.0100.00616.47
7.2.310.0130.01016.41
7.2.300.0090.00616.61
7.2.290.0100.00716.65
7.2.80.0040.00816.50
7.2.60.0050.00516.76
7.2.50.0070.00716.94
7.1.200.0100.00315.66
7.1.70.1070.01015.14
7.1.60.1240.01732.91
7.1.50.1470.01032.83
7.1.40.1380.00332.48
7.1.30.2070.00732.31
7.1.20.1470.00732.68
7.1.10.0030.01016.43
7.1.00.0070.00716.70
7.0.200.1540.00714.75
7.0.190.1610.00614.84
7.0.180.1570.00714.43
7.0.170.1810.00314.30
7.0.160.0220.01016.30
7.0.150.0040.00916.08
7.0.140.0110.00216.37
7.0.130.0090.00416.56
7.0.120.0000.01316.50
7.0.110.0040.01116.16
7.0.100.0030.01016.30
7.0.90.0110.00416.14
7.0.80.0070.00816.48
7.0.70.0030.01016.38
7.0.60.0000.01415.84
7.0.50.0050.00816.23
7.0.40.0020.01116.41
7.0.30.0050.00916.68
7.0.20.0130.00016.45
7.0.10.0030.00916.41
7.0.00.0040.00816.53

preferences:
53.69 ms | 401 KiB | 5 Q