3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL ^ NOTICE); var_dump($undef); // NULL; var_dump($undef + 100); // 100 var_dump($undef); // 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)
8.3.40.0130.00318.82
8.3.30.0070.00718.90
8.3.20.0040.00420.16
8.3.10.0080.00023.65
8.3.00.0040.00422.52
8.2.170.0070.01122.96
8.2.160.0100.00319.33
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0060.00317.75
8.2.110.0040.00422.20
8.2.100.0090.00317.63
8.2.90.0000.00819.13
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0080.00018.03
8.2.50.0000.00818.07
8.2.40.0050.00321.00
8.2.30.0000.00819.75
8.2.20.0030.00517.62
8.2.10.0000.00717.95
8.2.00.0040.00417.93
8.1.270.0080.00020.33
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0100.00023.98
8.1.230.0090.00317.42
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0080.00017.00
8.1.180.0000.00718.10
8.1.170.0040.00418.33
8.1.160.0000.00822.02
8.1.150.0000.00718.73
8.1.140.0040.00417.31
8.1.130.0020.00517.69
8.1.120.0000.00717.39
8.1.110.0040.00417.31
8.1.100.0030.00317.27
8.1.90.0030.00417.28
8.1.80.0040.00417.37
8.1.70.0000.00717.42
8.1.60.0040.00417.43
8.1.50.0000.00817.46
8.1.40.0040.00417.34
8.1.30.0050.00317.54
8.1.20.0040.00417.56
8.1.10.0000.00717.53
8.1.00.0020.00517.44
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.49
8.0.270.0000.00717.16
8.0.260.0060.00017.20
8.0.250.0040.00416.92
8.0.240.0070.00017.00
8.0.230.0000.00717.00
8.0.220.0070.00016.86
8.0.210.0070.00016.91
8.0.200.0060.00016.88
8.0.190.0000.00816.92
8.0.180.0040.00416.86
8.0.170.0040.00416.96
8.0.160.0000.00716.89
8.0.150.0000.00716.79
8.0.140.0050.00316.82
8.0.130.0030.00313.41
8.0.120.0050.00316.80
8.0.110.0000.00716.94
8.0.100.0040.00416.93
8.0.90.0040.00416.97
8.0.80.0100.00716.86
8.0.70.0040.00416.99
8.0.60.0070.00016.82
8.0.50.0040.00416.82
8.0.30.0060.01417.15
8.0.20.0050.01517.40
8.0.10.0040.00416.89
8.0.00.0040.01316.68
7.4.330.0020.00215.08
7.4.320.0000.00616.33
7.4.300.0000.00616.35
7.4.290.0000.00716.39
7.4.280.0000.00716.57
7.4.270.0070.00016.54
7.4.260.0080.00016.51
7.4.250.0030.00316.54
7.4.240.0050.00216.48
7.4.230.0000.00716.54
7.4.220.0090.01216.57
7.4.210.0130.00416.43
7.4.200.0030.00516.44
7.4.160.0110.00416.41
7.4.150.0130.00417.40
7.4.140.0090.00917.86
7.4.130.0080.01016.47
7.4.120.0100.00816.39
7.4.110.0130.00416.41
7.4.100.0130.01016.62
7.4.90.0060.01216.66
7.4.80.0060.01519.39
7.4.70.0130.00916.56
7.4.60.0070.01016.39
7.4.50.0030.00616.38
7.4.40.0080.00916.64
7.4.30.0120.00816.51
7.4.00.0060.01014.64
7.3.330.0050.00013.06
7.3.320.0000.00513.05
7.3.310.0040.00416.12
7.3.300.0000.00716.32
7.3.290.0050.01216.33
7.3.280.0070.00816.29
7.3.270.0120.00617.40
7.3.260.0110.00616.58
7.3.250.0100.00916.38
7.3.240.0090.00916.63
7.3.230.0100.00716.57
7.3.210.0060.01116.26
7.3.200.0030.01316.43
7.3.190.0030.01216.23
7.3.180.0030.01316.50
7.3.170.0150.00616.55
7.3.160.0100.00916.26
7.3.10.0030.01016.72
7.3.00.0000.01316.45
7.2.330.0060.01616.40
7.2.320.0160.00816.31
7.2.310.0090.00916.27
7.2.300.0100.00716.57
7.2.290.0070.01616.56
7.2.130.0030.00716.91
7.2.120.0110.00416.52
7.2.110.0070.00716.91
7.2.100.0060.00916.74
7.2.90.0060.01016.57
7.2.80.0040.00816.61
7.2.70.0120.00316.79
7.2.60.0050.01116.68
7.2.50.0070.01016.84
7.2.40.0090.00616.95
7.2.30.0040.00816.92
7.2.20.0050.00916.68
7.2.10.0090.00916.71
7.2.00.0080.00717.92
7.1.250.0030.00515.64
7.1.200.0000.01315.83
7.1.100.0120.00917.96
7.1.70.0000.00717.10
7.1.60.0030.01619.18
7.1.50.0140.01016.95
7.1.00.0030.07022.40
7.0.200.0230.00816.82
7.0.60.0100.08319.78
7.0.50.0000.04317.80
7.0.40.0100.08319.98
7.0.30.0230.08320.30
7.0.20.0370.07320.16
7.0.10.0070.07320.33
7.0.00.0130.06020.16
5.6.280.0000.06020.89
5.6.210.0130.07320.66
5.6.200.0100.07718.13
5.6.190.0070.05320.43
5.6.180.4170.03720.64
5.6.170.0230.03320.46
5.6.160.0100.07320.54
5.6.150.0000.06718.22
5.6.140.0070.08318.18
5.6.130.0170.07318.17
5.6.120.0200.07721.14
5.6.110.0100.07720.86
5.6.100.0100.04020.96
5.6.90.0070.05320.98
5.6.80.0030.07720.50
5.5.350.0070.08020.28
5.5.340.0100.07318.04
5.5.330.0070.04320.07
5.5.320.0030.05020.13
5.5.310.0300.04020.26
5.5.300.0030.04317.95
5.5.290.0030.08717.98
5.5.280.0000.04320.72
5.5.270.0030.08320.85
5.5.260.0070.06320.86
5.5.250.0100.08320.77
5.5.240.0070.08020.26
5.4.450.0300.04719.59
5.4.440.0130.05719.24
5.4.430.0130.05719.27
5.4.420.0100.05719.51
5.4.410.0130.05319.16
5.4.400.0230.04319.16
5.4.390.0170.04719.08
5.4.380.0170.04719.28
5.4.370.0170.06319.22
5.4.360.0200.05319.08
5.4.350.0170.05719.28
5.4.340.0270.06719.26
5.4.320.0130.05718.91
5.4.310.0130.07019.08
5.4.300.0130.05018.82
5.4.290.0100.05319.30
5.4.280.0130.05319.13
5.4.270.0100.05719.01
5.4.260.0170.04318.91
5.4.250.0170.05019.16
5.4.240.0070.07019.18
5.4.230.0200.04319.14
5.4.220.0230.05319.25
5.4.210.0270.06319.10
5.4.200.0130.06716.61
5.4.190.0300.04718.91
5.4.180.0200.04318.96
5.4.170.0130.05718.95
5.4.160.0200.06319.12
5.4.150.0130.05718.95
5.4.140.0070.05716.38
5.4.130.0200.03716.26
5.4.120.0100.05316.18
5.4.110.0300.06716.21
5.4.100.0870.05316.57
5.4.90.0700.06316.17
5.4.80.0830.04716.55
5.4.70.0800.05016.24
5.4.60.0270.05716.43
5.4.50.0000.03716.05
5.4.40.0330.06016.09
5.4.30.0270.06016.41
5.4.20.0270.07016.34
5.4.10.0300.06016.40

preferences:
45.44 ms | 400 KiB | 5 Q