3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array(); $a[-2]=mt_rand(0,1); $a[-1]=mt_rand(0,1); $a[0] =mt_rand(0,1); $a[ 1]=mt_rand(0,1); $obj=(object)$a; echo $obj->{-2}.', '.$obj->{0}.', '.$obj->{1}."\n"; $b =(array)$obj; echo $b[-2].', '.$b[0].', '.$b[1]."\n"; $obj=unserialize(serialize($obj)); echo $obj->{-2}.', '.$obj->{0}.', '.$obj->{1}."\n"; ?>

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)
7.3.120.0070.00714.83
7.3.110.0080.00815.03
7.3.100.0030.01314.63
7.3.90.0040.01114.98
7.3.80.0070.00714.96
7.3.70.0090.00614.82
7.3.60.0100.00714.88
7.3.50.0040.01114.87
7.3.40.0100.00314.80
7.3.30.0100.00714.98
7.3.20.0150.00016.89
7.3.10.0070.00716.41
7.3.00.0000.01716.70
7.2.240.0030.01315.11
7.2.230.0060.01215.33
7.2.220.0040.00814.98
7.2.210.0060.00915.21
7.2.200.0040.01215.20
7.2.190.0040.01114.84
7.2.180.0100.00615.10
7.2.170.0090.00914.80
7.2.160.0030.00914.95
7.2.150.0040.01116.80
7.2.140.0000.01816.80
7.2.130.0070.00716.69
7.2.120.0060.00916.97
7.2.110.0030.01416.82
7.2.100.0030.00917.16
7.2.90.0100.00616.88
7.2.80.0120.00617.00
7.2.70.0090.00317.05
7.2.60.0060.00917.00
7.2.50.0100.01017.16
7.2.40.0060.00617.22
7.2.30.0000.01616.82
7.2.20.0100.00716.96
7.2.10.0060.00316.94
7.2.00.0060.00818.15
7.1.330.0120.00615.97
7.1.320.0130.00315.95
7.1.310.0140.00315.99
7.1.300.0070.00715.99
7.1.290.0030.01315.84
7.1.280.0070.01015.96
7.1.270.0130.00015.57
7.1.260.0030.01315.66
7.1.250.0040.01115.73
7.1.70.0000.00817.29
7.1.60.0080.01519.32
7.1.50.0070.01416.88
7.1.00.0030.07722.37
7.0.200.0040.00416.85
7.0.140.0000.07721.95
7.0.60.0070.08719.93
7.0.50.0030.04017.68
7.0.40.0030.04320.06
7.0.30.0230.06020.18
7.0.20.0300.04020.21
7.0.10.0230.08320.13
7.0.00.0070.06320.00
5.6.280.0030.07021.15
5.6.210.0100.06320.50
5.6.200.0170.07018.13
5.6.190.0030.09020.57
5.6.180.0100.07720.54
5.6.170.0370.07320.50
5.6.160.0000.07020.34
5.6.150.0100.07718.08
5.6.140.0130.05718.11
5.6.130.0100.06718.18
5.6.120.0030.05021.00
5.6.110.0130.07720.98
5.6.100.0100.08321.03
5.6.90.0070.05021.03
5.6.80.0030.04320.52
5.6.70.3870.03320.37
5.5.350.0070.08320.42
5.5.340.0130.06717.97
5.5.330.0030.06020.40
5.5.320.0200.04320.13
5.5.310.0300.06320.41
5.5.300.0100.06318.01
5.5.290.0030.04018.00
5.5.280.0070.03720.64
5.5.270.0000.08720.83
5.5.260.0100.08020.86
5.5.250.0030.06720.68
5.5.240.0030.04020.27
5.4.450.0870.06319.62
5.4.440.0730.06719.62
5.4.430.0930.06319.12
5.4.420.0570.06019.10
5.4.410.0770.04319.39
5.4.400.0730.05019.23
5.4.390.0400.05318.74
5.4.380.0700.05318.95
5.4.370.0530.04319.15
5.4.360.0830.05719.15
5.4.350.0970.04719.08
5.4.340.0070.04111.98
5.4.320.0050.03812.46
5.4.310.0070.03712.46
5.4.300.0040.04412.46
5.4.290.0040.05212.46
5.4.280.0070.03312.36
5.4.270.0050.03612.36
5.4.260.0090.03512.36
5.4.250.0050.03912.36
5.4.240.0050.03812.36
5.4.230.0070.04012.35
5.4.220.0050.03612.35
5.4.210.0080.05212.35
5.4.200.0060.04012.35
5.4.190.0070.03512.34
5.4.180.0070.03512.34
5.4.170.0040.03712.36
5.4.160.0080.03312.35
5.4.150.0060.03512.35
5.4.140.0070.03612.03
5.4.130.0050.03612.02
5.4.120.0030.03911.98
5.4.110.0060.03611.98
5.4.100.0040.03711.97
5.4.90.0040.03811.97
5.4.80.0050.03811.97
5.4.70.0050.03611.97
5.4.60.0040.03711.97
5.4.50.0070.04011.97
5.4.40.0080.03711.96
5.4.30.0050.04011.96
5.4.20.0070.03911.96
5.4.10.0080.03711.96
5.4.00.0070.04611.45
5.3.290.0100.04112.80
5.3.280.0050.04012.70
5.3.270.0050.04012.72
5.3.260.0050.04912.72
5.3.250.0060.03712.71
5.3.240.0050.03812.72
5.3.230.0040.04012.71
5.3.220.0050.03812.68
5.3.210.0050.04012.68
5.3.200.0060.04212.68
5.3.190.0060.03712.68
5.3.180.0080.03312.67
5.3.170.0070.04112.67
5.3.160.0070.03412.67
5.3.150.0050.03712.68
5.3.140.0060.04412.66
5.3.130.0080.03712.66
5.3.120.0070.04212.66
5.3.110.0080.03712.66
5.3.100.0040.03912.12
5.3.90.0070.03812.09
5.3.80.0070.03512.07
5.3.70.0030.04412.08
5.3.60.0040.03812.06
5.3.50.0120.04112.00
5.3.40.0060.03512.00
5.3.30.0050.04411.96
5.3.20.0090.03211.73
5.3.10.0060.04011.70
5.3.00.0080.05111.68
5.2.170.0040.0309.20
5.2.160.0030.0369.20
5.2.150.0070.0409.20
5.2.140.0040.0309.19
5.2.130.0070.0269.16
5.2.120.0040.0289.16
5.2.110.0030.0319.16
5.2.100.0070.0269.16
5.2.90.0050.0299.16
5.2.80.0030.0329.16
5.2.70.0040.0379.16
5.2.60.0050.0379.11
5.2.50.0030.0329.08
5.2.40.0040.0309.05
5.2.30.0070.0349.03
5.2.20.0060.0269.01
5.2.10.0030.0298.95
5.2.00.0040.0298.81
5.1.60.0050.0258.09
5.1.50.0080.0258.09
5.1.40.0050.0248.07
5.1.30.0010.0288.42
5.1.20.0050.0338.45
5.1.10.0060.0298.17
5.1.00.0070.0228.17
5.0.50.0060.0256.65
5.0.40.0040.0226.51
5.0.30.0040.0306.32
5.0.20.0020.0206.29
5.0.10.0050.0176.27
5.0.00.0010.0326.25
4.4.90.0020.0164.78
4.4.80.0020.0154.75
4.4.70.0010.0174.75
4.4.60.0020.0154.75
4.4.50.0010.0174.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0040.0134.85
4.4.00.0030.0244.76
4.3.110.0010.0174.66
4.3.100.0030.0144.67
4.3.90.0000.0174.63
4.3.80.0030.0234.59
4.3.70.0020.0154.63
4.3.60.0070.0094.63
4.3.50.0020.0154.63
4.3.40.0010.0254.54
4.3.30.0000.0173.28
4.3.20.0030.0153.25
4.3.10.0040.0213.21
4.3.00.0070.0236.93

preferences:
46.5 ms | 400 KiB | 5 Q