3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = call_user_func(function($v){ return $v;}, mt_rand()); var_dump($a !== $a);

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)
7.1.70.0000.01116.87
7.1.60.0140.01019.11
7.1.50.0080.00816.56
7.1.00.0100.07022.27
7.0.200.0000.00916.64
7.0.140.0030.07721.95
7.0.60.0100.08020.08
7.0.50.0070.05317.86
7.0.40.0100.03720.02
7.0.30.0200.05020.25
7.0.20.0230.05020.09
7.0.10.0070.08320.09
7.0.00.0030.08720.15
5.6.280.0000.07720.91
5.6.210.0030.08020.67
5.6.200.0070.08718.18
5.6.190.0070.04020.39
5.6.180.0230.08020.59
5.6.170.0270.06020.45
5.6.160.0030.08020.57
5.6.150.0030.07018.23
5.6.140.0100.07718.15
5.6.130.0100.08318.27
5.6.120.0030.04720.90
5.6.110.0000.04321.13
5.6.100.0030.09020.98
5.6.90.0070.04721.11
5.6.80.0070.05020.51
5.6.70.3600.04720.50
5.5.350.0200.03720.43
5.5.340.0100.04018.05
5.5.330.0170.06020.35
5.5.320.0200.05020.27
5.5.310.0300.04320.24
5.5.300.0100.03717.96
5.5.290.0000.04718.03
5.5.280.0130.07720.85
5.5.270.0100.07320.73
5.5.260.0070.09020.88
5.5.250.0070.07720.60
5.5.240.0270.03020.35
5.4.450.0870.04319.63
5.4.440.1000.07019.16
5.4.430.0700.05019.55
5.4.420.0400.06319.46
5.4.410.0730.05319.43
5.4.400.0670.06018.99
5.4.390.0930.05719.30
5.4.380.0770.06319.05
5.4.370.0600.07018.98
5.4.360.1070.07019.22
5.4.350.0930.08019.30
5.4.340.0030.03812.02
5.4.320.0090.03512.51
5.4.310.0050.03912.50
5.4.300.0070.03412.51
5.4.290.0010.04612.50
5.4.280.0110.03412.40
5.4.270.0100.03612.39
5.4.260.0090.03612.39
5.4.250.0050.04112.39
5.4.240.0050.03712.39
5.4.230.0060.04012.39
5.4.220.0070.03912.39
5.4.210.0090.03712.39
5.4.200.0080.03712.39
5.4.190.0080.03712.39
5.4.180.0060.03512.38
5.4.170.0080.03312.40
5.4.160.0050.03712.39
5.4.150.0080.03412.38
5.4.140.0030.03912.07
5.4.130.0050.03612.06
5.4.120.0100.03112.02
5.4.110.0020.03812.01
5.4.100.0040.03612.01
5.4.90.0050.03812.01
5.4.80.0060.03612.01
5.4.70.0050.03512.01
5.4.60.0040.03512.01
5.4.50.0100.04812.01
5.4.40.0060.04012.00
5.4.30.0050.03612.00
5.4.20.0060.03411.99
5.4.10.0060.03412.00
5.4.00.0080.03311.49
5.3.290.0030.04212.80
5.3.280.0060.03812.71
5.3.270.0060.03912.73
5.3.260.0060.03912.72
5.3.250.0060.03712.72
5.3.240.0100.03612.72
5.3.230.0040.04212.71
5.3.220.0060.04012.68
5.3.210.0050.03912.68
5.3.200.0070.04012.68
5.3.190.0090.04812.68
5.3.180.0050.04512.68
5.3.170.0080.04512.67
5.3.160.0040.04112.68
5.3.150.0060.04112.67
5.3.140.0060.03612.66
5.3.130.0060.03812.66
5.3.120.0070.03812.66
5.3.110.0050.04012.66
5.3.100.0050.03812.12
5.3.90.0040.03812.10
5.3.80.0070.03912.09
5.3.70.0040.03912.10
5.3.60.0090.04212.08
5.3.50.0040.03812.02
5.3.40.0040.03912.02
5.3.30.0090.03311.98
5.3.20.0070.03411.75
5.3.10.0060.03411.73
5.3.00.0040.04311.72
5.2.170.0050.0339.18
5.2.160.0070.0269.18
5.2.150.0050.0299.18
5.2.140.0040.0309.18
5.2.130.0030.0319.14
5.2.120.0050.0279.14
5.2.110.0060.0279.15
5.2.100.0040.0289.14
5.2.90.0050.0289.15
5.2.80.0050.0299.14
5.2.70.0060.0329.14
5.2.60.0020.0329.09
5.2.50.0040.0309.06
5.2.40.0050.0289.04
5.2.30.0030.0329.01
5.2.20.0050.0289.00
5.2.10.0040.0288.93
5.2.00.0060.0298.78
5.1.60.0040.0318.06
5.1.50.0030.0258.07
5.1.40.0070.0218.05
5.1.30.0030.0268.40
5.1.20.0030.0308.42
5.1.10.0040.0258.14
5.1.00.0040.0248.14
5.0.50.0040.0196.62
5.0.40.0030.0196.48
5.0.30.0040.0306.29
5.0.20.0040.0196.26
5.0.10.0030.0196.23
5.0.00.0040.0306.23
4.4.90.0030.0204.78
4.4.80.0020.0154.75
4.4.70.0040.0194.75
4.4.60.0020.0164.75
4.4.50.0020.0174.77
4.4.40.0060.0224.70
4.4.30.0040.0174.76
4.4.20.0060.0154.84
4.4.10.0000.0194.85
4.4.00.0040.0244.76
4.3.110.0040.0184.67
4.3.100.0030.0184.67
4.3.90.0030.0184.64
4.3.80.0020.0264.58
4.3.70.0020.0154.63
4.3.60.0030.0154.63
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0030.0153.29
4.3.20.0010.0173.27
4.3.10.0020.0223.21
4.3.00.0070.0306.68

preferences:
32.85 ms | 401 KiB | 5 Q