3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=1; $b=2; $c=3; unset($a,$b,$c); var_dump($a); var_dump($b); var_dump($c); $a = array(1,2); echo ($a)? 'pass' : 'fail';

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)
8.3.60.0060.00916.61
8.3.50.0110.00521.91
8.3.40.0130.00718.51
8.3.30.0030.01618.92
8.3.20.0050.00320.36
8.3.10.0000.00723.48
8.3.00.0030.00519.38
8.2.180.0100.01016.46
8.2.170.0120.00322.96
8.2.160.0040.01220.16
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0060.00326.16
8.2.120.0040.00422.08
8.2.110.0030.00622.08
8.2.100.0120.00017.71
8.2.90.0050.00319.06
8.2.80.0000.00817.97
8.2.70.0000.00917.38
8.2.60.0060.00317.79
8.2.50.0040.00418.07
8.2.40.0000.00818.28
8.2.30.0040.00417.96
8.2.20.0000.00717.80
8.2.10.0040.00417.86
8.2.00.0000.00817.66
8.1.280.0080.00825.92
8.1.270.0000.01123.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0100.00723.97
8.1.230.0040.00717.42
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0030.00617.22
8.1.190.0000.00717.28
8.1.180.0090.00018.10
8.1.170.0000.00818.57
8.1.160.0050.00321.90
8.1.150.0000.00718.48
8.1.140.0070.00017.49
8.1.130.0030.00317.87
8.1.120.0030.00617.29
8.1.110.0040.00417.41
8.1.100.0080.00017.40
8.1.90.0040.00417.38
8.1.80.0070.00017.39
8.1.70.0000.00717.39
8.1.60.0080.00017.45
8.1.50.0000.00917.46
8.1.40.0050.00317.48
8.1.30.0080.00017.55
8.1.20.0020.00517.59
8.1.10.0060.00317.43
8.1.00.0070.00017.41
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0050.00318.31
8.0.270.0050.00317.13
8.0.260.0000.00617.32
8.0.250.0030.00317.05
8.0.240.0000.00716.90
8.0.230.0030.00316.92
8.0.220.0000.00816.86
8.0.210.0000.00716.79
8.0.200.0030.00316.95
8.0.190.0000.00716.95
8.0.180.0040.00416.89
8.0.170.0040.00416.94
8.0.160.0000.00716.89
8.0.150.0000.00816.82
8.0.140.0000.00716.85
8.0.130.0000.00513.34
8.0.120.0050.00216.73
8.0.110.0040.00416.84
8.0.100.0000.00816.68
8.0.90.0040.00416.78
8.0.80.0150.00016.79
8.0.70.0000.00816.86
8.0.60.0070.00017.00
8.0.50.0000.00816.78
8.0.30.0100.01016.88
8.0.20.0120.00617.40
8.0.10.0030.00517.02
8.0.00.0080.00916.70
7.4.330.0000.00515.03
7.4.320.0060.00016.45
7.4.300.0000.00616.54
7.4.290.0030.00316.44
7.4.280.0030.00516.46
7.4.270.0040.00416.35
7.4.260.0000.00716.55
7.4.250.0040.00416.50
7.4.240.0050.00316.50
7.4.230.0070.00016.63
7.4.220.0000.01516.62
7.4.210.0070.01016.54
7.4.200.0000.00816.55
7.4.190.0000.00716.64
7.4.160.0090.00616.43
7.4.150.0090.00917.40
7.4.140.0080.00817.86
7.4.130.0070.01216.51
7.4.120.0100.00716.47
7.4.110.0090.00916.48
7.4.100.0070.01416.53
7.4.90.0090.01316.62
7.4.80.0000.01719.39
7.4.70.0060.01016.53
7.4.60.0090.00616.38
7.4.50.0040.00416.52
7.4.40.0070.00722.77
7.4.30.0140.01116.47
7.4.00.0120.00314.77
7.3.330.0030.00312.93
7.3.320.0060.00012.93
7.3.310.0070.00016.16
7.3.300.0000.00716.01
7.3.290.0060.00716.19
7.3.280.0070.01216.15
7.3.270.0110.00717.40
7.3.260.0130.01316.28
7.3.250.0120.00816.28
7.3.240.0050.01116.23
7.3.230.0120.00416.39
7.3.210.0030.01416.30
7.3.200.0170.01419.39
7.3.190.0070.01116.17
7.3.180.0080.00816.19
7.3.170.0060.01016.38
7.3.160.0100.00616.32
7.3.120.0030.01014.77
7.3.10.0030.01016.41
7.3.00.0100.00316.54
7.2.330.0030.01616.34
7.2.320.0000.01716.30
7.2.310.0070.01316.52
7.2.300.0090.00916.46
7.2.290.0120.00316.58
7.2.130.0060.00316.80
7.2.120.0040.01116.83
7.2.110.0000.01016.86
7.2.100.0090.00316.83
7.2.90.0070.00716.87
7.2.80.0000.01516.75
7.2.70.0030.00716.89
7.2.60.0050.00716.64
7.2.50.0080.00016.79
7.2.40.0000.01016.79
7.2.30.0100.00416.88
7.2.20.0060.00616.95
7.2.10.0070.01016.63
7.2.00.0060.00818.03
7.1.250.0060.00615.96
7.1.200.0040.00815.92
7.1.100.0040.00818.35
7.1.70.0000.01017.16
7.1.60.0060.01819.46
7.1.50.0260.01334.59
7.1.00.0070.07322.43
7.0.200.0100.00316.81
7.0.140.0070.07022.15
7.0.60.0070.08719.80
7.0.50.0100.08017.85
7.0.40.0070.08720.12
7.0.30.0330.08020.02
7.0.20.0200.07319.99
7.0.10.0000.09320.19
7.0.00.0070.04320.08
5.6.280.0070.07320.88
5.6.210.0100.07020.61
5.6.200.0100.08318.24
5.6.190.0070.07720.67
5.6.180.0170.07020.56
5.6.170.0230.08320.47
5.6.160.0070.05020.38
5.6.150.0100.05318.19
5.6.140.0170.07718.18
5.6.130.0070.05318.22
5.6.120.0030.05321.07
5.6.110.0030.07321.11
5.6.100.0300.06321.08
5.6.90.0100.08020.94
5.6.80.0100.06720.50
5.6.70.4300.04720.36
5.5.350.0070.08320.35
5.5.340.0170.06317.97
5.5.330.0030.05320.25
5.5.320.0170.04320.28
5.5.310.0230.08320.41
5.5.300.0030.06018.02
5.5.290.0030.04017.88
5.5.280.0030.08020.86
5.5.270.0170.07720.86
5.5.260.0070.07020.75
5.5.250.0130.07320.68
5.5.240.0130.03320.23
5.4.450.1000.06319.52
5.4.440.0700.06019.46
5.4.430.0730.05719.27
5.4.420.0170.06319.40
5.4.410.0700.05019.10
5.4.400.0770.04019.26
5.4.390.0230.06019.15
5.4.380.0400.04718.56
5.4.370.0370.06718.68
5.4.360.0300.07718.68
5.4.350.0470.05318.69
5.4.340.0300.08318.68
5.4.320.0050.03712.45
5.4.310.0080.03512.45
5.4.300.0070.04512.45
5.4.290.0060.04512.43
5.4.280.0100.06112.33
5.4.270.0070.03712.33
5.4.260.0060.04012.33
5.4.250.0080.03712.33
5.4.240.0090.03512.33
5.4.230.0110.04012.32
5.4.220.0060.04312.32
5.4.210.0090.04012.32
5.4.200.0110.06112.32
5.4.190.0120.04912.32
5.4.180.0090.03712.32
5.4.170.0080.04012.33
5.4.160.0100.03512.33
5.4.150.0100.03512.32
5.4.140.0080.03712.00
5.4.130.0070.03911.99
5.4.120.0110.05111.95
5.4.110.0080.04811.95
5.4.100.0070.03911.95
5.4.90.0100.04711.95
5.4.80.0080.04111.95
5.4.70.0120.04411.94
5.4.60.0080.05611.94
5.4.50.0170.04311.95
5.4.40.0110.05111.93
5.4.30.0210.05111.93
5.4.20.0110.05011.93
5.4.10.0090.04911.93
5.4.00.0070.04011.42
5.3.290.0060.03812.80
5.3.280.0060.05412.71
5.3.270.0150.05812.73
5.3.260.0160.06612.72
5.3.250.0130.04612.72
5.3.240.0130.05312.71
5.3.230.0120.04412.71
5.3.220.0100.04912.68
5.3.210.0120.05212.68
5.3.200.0070.03912.68
5.3.190.0110.03712.67
5.3.180.0100.04312.67
5.3.170.0070.05112.67
5.3.160.0080.03612.68
5.3.150.0080.04212.68
5.3.140.0070.04012.66
5.3.130.0090.05112.66
5.3.120.0150.07212.66
5.3.110.0140.05312.66
5.3.100.0110.06412.12
5.3.90.0130.05012.08
5.3.80.0130.05312.08
5.3.70.0110.05312.07
5.3.60.0130.04912.07
5.3.50.0080.05012.00
5.3.40.0100.05812.00
5.3.30.0120.05311.95
5.3.20.0130.05611.72
5.3.10.0100.03911.69
5.3.00.0120.04311.67
5.2.170.0070.0339.17
5.2.160.0050.0389.18
5.2.150.0050.0329.18
5.2.140.0060.0379.17
5.2.130.0060.0489.14
5.2.120.0100.0419.14
5.2.110.0110.0389.14
5.2.100.0130.0369.14
5.2.90.0090.0389.14
5.2.80.0070.0339.13
5.2.70.0050.0329.14
5.2.60.0090.0379.08
5.2.50.0070.0329.05
5.2.40.0060.0309.04
5.2.30.0080.0409.01
5.2.20.0110.0359.00
5.2.10.0100.0268.92
5.2.00.0070.0298.77
5.1.60.0060.0248.06
5.1.50.0040.0268.06
5.1.40.0060.0248.04
5.1.30.0070.0318.39
5.1.20.0060.0298.41
5.1.10.0050.0318.14
5.1.00.0020.0288.13
5.0.50.0040.0206.61
5.0.40.0040.0196.47
5.0.30.0070.0326.29
5.0.20.0030.0246.26
5.0.10.0020.0226.23
5.0.00.0030.0316.22
4.4.90.0040.0154.78
4.4.80.0030.0164.75
4.4.70.0040.0154.75
4.4.60.0030.0174.75
4.4.50.0020.0174.77
4.4.40.0030.0274.71
4.4.30.0120.0144.76
4.4.20.0040.0164.84
4.4.10.0010.0194.85
4.4.00.0060.0254.76
4.3.110.0030.0174.67
4.3.100.0060.0144.67
4.3.90.0040.0174.63
4.3.80.0040.0324.58
4.3.70.0030.0174.63
4.3.60.0060.0144.62
4.3.50.0050.0154.62
4.3.40.0040.0254.53
4.3.30.0030.0173.29
4.3.20.0010.0213.26
4.3.10.0040.0193.22
4.3.00.0030.03010.31

preferences:
38.13 ms | 401 KiB | 5 Q