3v4l.org

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

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)
8.3.70.0150.00618.28
8.3.60.0070.01416.50
8.3.50.0110.01021.95
8.3.40.0080.00818.47
8.3.30.0040.01118.46
8.3.20.0000.00718.96
8.3.10.0080.00021.65
8.3.00.0040.00419.67
8.2.190.0110.00716.58
8.2.180.0120.00318.29
8.2.170.0120.00922.96
8.2.160.0070.00720.43
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00719.66
8.2.120.0040.00426.35
8.2.110.0030.00720.51
8.2.100.0070.00417.84
8.2.90.0030.00719.17
8.2.80.0060.00317.97
8.2.70.0060.00617.62
8.2.60.0080.00017.93
8.2.50.0070.00718.07
8.2.40.0090.00022.34
8.2.30.0000.00819.33
8.2.20.0000.00717.55
8.2.10.0030.00518.11
8.2.00.0040.00418.04
8.1.280.0070.01125.92
8.1.270.0100.00723.98
8.1.260.0070.00728.09
8.1.250.0040.00428.09
8.1.240.0060.00322.04
8.1.230.0060.00623.91
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0090.00017.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0080.00018.61
8.1.160.0000.00820.75
8.1.150.0040.00418.79
8.1.140.0040.00419.56
8.1.130.0000.00717.39
8.1.120.0000.00717.45
8.1.110.0020.00517.41
8.1.100.0070.00017.34
8.1.90.0040.00417.43
8.1.80.0030.00317.36
8.1.70.0000.00717.45
8.1.60.0040.00417.46
8.1.50.0000.00817.51
8.1.40.0040.00417.39
8.1.30.0060.00317.49
8.1.20.0000.00717.50
8.1.10.0080.00017.31
8.1.00.0040.00417.26
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0080.00018.35
8.0.270.0000.00717.30
8.0.260.0000.00716.82
8.0.250.0000.00616.82
8.0.240.0000.00716.88
8.0.230.0000.00816.93
8.0.220.0060.00316.92
8.0.210.0000.00716.89
8.0.200.0000.00716.93
8.0.190.0040.00316.94
8.0.180.0030.00316.80
8.0.170.0070.00016.81
8.0.160.0040.00416.77
8.0.150.0040.00416.77
8.0.140.0040.00716.82
8.0.130.0030.00313.30
8.0.120.0040.00416.85
8.0.110.0000.00716.80
8.0.100.0030.00516.74
8.0.90.0040.00416.75
8.0.80.0030.01316.91
8.0.70.0040.00416.79
8.0.60.0040.00416.95
8.0.50.0040.00416.78
8.0.30.0110.00517.22
8.0.20.0120.00817.40
8.0.10.0080.00017.02
8.0.00.0080.00816.93
7.4.330.0050.00015.08
7.4.320.0030.00316.48
7.4.300.0000.00616.61
7.4.290.0000.00716.58
7.4.280.0030.00516.54
7.4.270.0070.00016.59
7.4.260.0030.00316.56
7.4.250.0040.00416.60
7.4.240.0080.00016.48
7.4.230.0030.00316.47
7.4.220.0100.00716.59
7.4.210.0060.00916.53
7.4.200.0000.00716.57
7.4.160.0090.00616.72
7.4.150.0080.00817.40
7.4.140.0080.00917.86
7.4.130.0090.01116.69
7.4.120.0100.00716.50
7.4.110.0180.00616.64
7.4.100.0060.01016.46
7.4.90.0030.01316.54
7.4.80.0090.00919.39
7.4.70.0060.01216.26
7.4.60.0060.01016.57
7.4.50.0000.01516.48
7.4.40.0060.01016.39
7.4.30.0080.00916.62
7.4.00.0130.00314.89
7.3.330.0050.00213.13
7.3.320.0000.00612.93
7.3.310.0030.00316.00
7.3.300.0000.00716.19
7.3.290.0030.00316.13
7.3.280.0060.01016.20
7.3.270.0140.00717.40
7.3.260.0100.00916.38
7.3.250.0120.00916.26
7.3.240.0100.01016.15
7.3.230.0170.00616.39
7.3.210.0090.01516.21
7.3.200.0120.00416.53
7.3.190.0040.01416.29
7.3.180.0170.00316.30
7.3.170.0110.00616.38
7.3.160.0030.01316.50
7.2.330.0130.00416.29
7.2.320.0170.03916.52
7.2.310.0060.01516.57
7.2.300.0060.01016.18
7.2.290.0120.00916.64
7.2.60.0090.00316.39
7.2.00.0080.00319.29
7.1.200.0060.00315.43
7.1.100.0030.01017.75
7.1.70.0000.00717.21
7.1.60.0170.00719.47
7.1.00.0030.07322.39
7.0.200.0500.00414.51
7.0.60.0870.00019.91
7.0.50.1270.00020.34
7.0.40.0900.00020.27
7.0.30.1230.00020.31
7.0.20.0800.00020.32
7.0.10.0930.00020.43
7.0.00.0730.00020.40
5.6.280.0130.06320.89
5.6.210.0930.00020.58
5.6.200.0900.00021.12
5.6.190.0870.00021.06
5.6.180.0870.00021.03
5.6.170.0800.00021.20
5.6.160.0930.00020.95
5.6.150.0970.00020.95
5.6.140.0830.00021.06
5.6.130.0830.00021.20
5.6.120.0730.00021.04
5.6.110.0800.00021.10
5.6.100.0870.00021.04
5.6.90.1130.00021.02
5.6.80.0800.00020.34
5.6.70.0830.00020.42
5.6.60.0770.00020.54
5.6.50.0700.00020.43
5.6.40.0800.00020.56
5.6.30.0900.00020.47
5.6.20.0800.00020.36
5.6.10.1000.00020.35
5.6.00.1200.00020.38
5.5.350.0930.00020.34
5.5.340.1030.00020.87
5.5.330.0830.00020.82
5.5.320.1100.00020.87
5.5.310.0830.00020.71
5.5.300.0900.00020.87
5.5.290.0830.00020.99
5.5.280.0770.00020.80
5.5.270.1130.00020.86
5.5.260.0870.00020.78
5.5.250.0830.00020.65
5.5.240.0830.00020.21
5.5.230.0830.00020.22
5.5.220.0930.00020.16
5.5.210.0800.00020.40
5.5.200.0700.00020.38
5.5.190.1030.00020.22
5.5.180.0870.00020.29
5.5.160.1130.00020.14
5.5.150.0770.00020.35
5.5.140.1070.00020.15
5.5.130.0900.00020.15
5.5.120.0870.00020.18
5.5.110.0800.00020.18
5.5.100.0900.00020.11
5.5.90.0800.00020.05
5.5.80.0770.00019.95
5.5.70.0830.00020.17
5.5.60.0870.00019.94
5.5.50.1000.00020.17
5.5.40.1000.00020.25
5.5.30.0900.00020.08
5.5.20.0800.00020.21
5.5.10.0800.00020.11
5.5.00.0830.00020.06

preferences:
53.36 ms | 401 KiB | 5 Q