3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr=array(1=>1,2=>2,3=>3,4=>4,5=>5,6=>6,7=>7,8=>8,9=>9,); $count=count($arr); foreach($arr as $key=>$value){ if($key%2==0){ unset($arr[$key]); $count--; } if(1!=$count) continue; else return $key; }

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)
8.3.60.0090.00616.75
8.3.50.0120.00922.96
8.3.40.0090.00618.67
8.3.30.0100.00319.08
8.3.20.0040.00420.39
8.3.10.0080.00021.76
8.3.00.0090.00017.66
8.2.180.0160.00716.50
8.2.170.0100.00322.96
8.2.160.0100.00720.39
8.2.150.0020.00524.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0080.00020.96
8.2.110.0090.00019.39
8.2.100.0040.00817.91
8.2.90.0000.00817.78
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0030.00618.05
8.2.50.0040.00418.07
8.2.40.0040.00418.13
8.2.30.0070.00018.13
8.2.20.0050.00217.76
8.2.10.0080.00018.17
8.2.00.0000.00717.82
8.1.280.0270.00025.92
8.1.270.0080.00023.84
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00722.02
8.1.230.0070.00422.63
8.1.220.0030.00517.74
8.1.210.0050.00318.95
8.1.200.0040.00417.23
8.1.190.0040.00417.11
8.1.180.0050.00318.10
8.1.170.0000.00918.66
8.1.160.0040.00421.98
8.1.150.0020.00518.84
8.1.140.0000.00717.37
8.1.130.0000.00817.49
8.1.120.0040.00417.39
8.1.110.0040.00417.41
8.1.100.0030.00417.45
8.1.90.0040.00417.41
8.1.80.0000.00717.36
8.1.70.0030.00317.47
8.1.60.0030.00617.62
8.1.50.0000.00817.44
8.1.40.0030.00517.55
8.1.30.0000.00817.64
8.1.20.0050.00317.65
8.1.10.0030.00517.50
8.1.00.0040.00417.36
8.0.300.0080.00020.02
8.0.290.0040.00416.75
8.0.280.0070.00018.45
8.0.270.0000.00817.26
8.0.260.0070.00016.78
8.0.250.0030.00316.98
8.0.240.0040.00416.86
8.0.230.0030.00516.94
8.0.220.0030.00316.88
8.0.210.0000.00816.91
8.0.200.0000.00616.92
8.0.190.0050.00316.93
8.0.180.0080.00016.91
8.0.170.0040.00416.85
8.0.160.0040.00416.87
8.0.150.0000.00716.84
8.0.140.0000.01016.86
8.0.130.0000.00613.34
8.0.120.0000.00716.75
8.0.110.0040.00416.93
8.0.100.0050.00216.92
8.0.90.0070.00016.84
8.0.80.0060.01616.94
8.0.70.0040.00416.91
8.0.60.0020.00516.87
8.0.50.0000.00817.01
8.0.30.0130.00617.19
8.0.20.0150.00817.40
8.0.10.0030.00517.00
8.0.00.0100.00916.58
7.4.330.0000.00515.05
7.4.320.0070.00016.58
7.4.300.0000.00816.41
7.4.290.0000.00716.52
7.4.280.0000.00716.60
7.4.270.0030.00516.50
7.4.260.0040.00416.48
7.4.250.0040.00416.48
7.4.240.0020.00516.48
7.4.230.0000.00716.69
7.4.220.0140.00316.59
7.4.210.0070.01316.56
7.4.200.0030.00316.64
7.4.160.0080.00816.64
7.4.150.0070.01717.40
7.4.140.0080.00817.86
7.4.130.0120.00716.56
7.4.120.0140.00316.56
7.4.110.0100.00716.48
7.4.100.0130.01016.51
7.4.90.0080.00916.54
7.4.80.0160.00619.39
7.4.70.0130.00516.51
7.4.60.0040.01416.52
7.4.50.0000.00516.49
7.4.40.0060.01016.28
7.4.30.0090.01316.39
7.4.00.0090.00915.13
7.3.330.0030.00313.14
7.3.320.0000.00513.07
7.3.310.0030.00316.31
7.3.300.0030.00316.30
7.3.290.0130.00616.26
7.3.280.0070.01016.23
7.3.270.0030.01717.40
7.3.260.0040.01516.56
7.3.250.0070.01116.55
7.3.240.0090.00916.63
7.3.230.0100.00716.50
7.3.210.0040.01216.49
7.3.200.0140.00419.39
7.3.190.0040.01316.61
7.3.180.0060.00916.62
7.3.170.0120.00416.52
7.3.160.0080.00816.55
7.3.120.0120.00014.82
7.3.10.0090.00316.46
7.3.00.0100.00316.58
7.2.330.0120.00616.63
7.2.320.0060.01016.67
7.2.310.0130.00616.75
7.2.300.0130.00316.75
7.2.290.0140.00716.63
7.2.130.0030.01416.94
7.2.120.0030.01216.96
7.2.110.0100.00316.93
7.2.100.0040.00817.04
7.2.90.0030.01416.95
7.2.80.0070.00316.93
7.2.70.0070.00416.72
7.2.60.0030.01316.92
7.2.50.0100.00017.04
7.2.40.0060.00316.76
7.2.30.0070.00717.09
7.2.20.0030.00716.72
7.2.10.0110.00317.00
7.2.00.0050.01118.19
7.1.250.0100.00315.69
7.1.100.0030.00917.76
7.1.70.0130.00017.10
7.1.60.0140.01019.40
7.1.50.0140.01016.99
7.1.00.0100.07022.35
7.0.200.0060.00316.92
7.0.140.0070.07022.06
7.0.60.0200.05720.02
7.0.50.0030.07317.81
7.0.40.0030.04320.23
7.0.30.0300.07320.20
7.0.20.0270.07720.00
7.0.10.0070.05720.21
7.0.00.0030.05020.18
5.6.280.0100.06321.02
5.6.210.0130.08320.46
5.6.200.0000.06718.22
5.6.190.0070.06320.61
5.6.180.0270.04320.61
5.6.170.0370.05720.37
5.6.160.0070.06020.71
5.6.150.0070.05718.11
5.6.140.0030.06318.11
5.6.130.0030.09018.17
5.6.120.0100.08021.14
5.6.110.0070.08721.13
5.6.100.0000.06320.95
5.6.90.0000.06020.96
5.6.80.0100.07720.43
5.5.350.2730.03720.39
5.5.340.0100.07317.96
5.5.330.0070.05320.19
5.5.320.3270.05020.41
5.5.310.0230.05020.34
5.5.300.0030.04017.91
5.5.290.0130.08018.02
5.5.280.0030.08320.72
5.5.270.0070.08320.86
5.5.260.0070.07020.75
5.5.250.0030.07020.61
5.5.240.0070.07320.27
5.4.450.0230.05319.42
5.4.440.0300.05719.21
5.4.430.0670.04319.41
5.4.420.0600.04319.54
5.4.410.0470.04719.28
5.4.400.0330.03319.09
5.4.390.0200.04719.05
5.4.380.0200.05018.71
5.4.370.0200.05018.70
5.4.360.0170.06718.59
5.4.350.0170.05318.61
5.4.340.0200.05718.67
5.4.320.0040.03912.45
5.4.310.0090.03712.45
5.4.300.0060.04012.46
5.4.290.0100.04012.45
5.4.280.0060.04612.35
5.4.270.0080.03712.35
5.4.260.0040.04112.35
5.4.250.0050.03912.35
5.4.240.0080.03312.35
5.4.230.0060.03912.34
5.4.220.0070.04412.34
5.4.210.0080.03712.34
5.4.200.0060.03712.34
5.4.190.0040.03812.34
5.4.180.0070.03612.34
5.4.170.0080.03512.35
5.4.160.0090.03412.34
5.4.150.0070.04212.34
5.4.140.0050.04012.02
5.4.130.0050.03612.02
5.4.120.0060.03611.97
5.4.110.0080.03311.96
5.4.100.0080.03311.97
5.4.90.0060.04011.96
5.4.80.0070.03611.96
5.4.70.0100.03111.96
5.4.60.0040.04111.96
5.4.50.0080.03611.97
5.4.40.0050.03911.95
5.4.30.0070.03811.95
5.4.20.0080.04011.95
5.4.10.0120.04511.95
5.4.00.0070.03711.44
5.3.290.0070.03712.80
5.3.280.0100.05012.71
5.3.270.0060.04812.73
5.3.260.0090.04212.72
5.3.250.0100.05112.72
5.3.240.0070.03912.72
5.3.230.0040.04112.70
5.3.220.0080.03612.68
5.3.210.0050.04712.68
5.3.200.0090.03412.68
5.3.190.0040.03912.68
5.3.180.0080.04212.67
5.3.170.0100.04912.67
5.3.160.0080.03712.68
5.3.150.0090.04312.67
5.3.140.0050.03712.66
5.3.130.0030.04212.66
5.3.120.0050.03912.66
5.3.110.0060.03812.66
5.3.100.0030.04112.12
5.3.90.0050.04312.08
5.3.80.0090.03412.07
5.3.70.0080.03612.07
5.3.60.0070.03612.06
5.3.50.0020.04012.00
5.3.40.0070.03512.00
5.3.30.0050.03611.95
5.3.20.0070.03511.72
5.3.10.0070.03411.69
5.3.00.0060.03611.68
5.2.170.0050.0299.18
5.2.160.0060.0279.18
5.2.150.0030.0319.18
5.2.140.0060.0299.17
5.2.130.0060.0289.13
5.2.120.0030.0319.14
5.2.110.0050.0299.14
5.2.100.0080.0289.14
5.2.90.0050.0299.14
5.2.80.0030.0319.14
5.2.70.0040.0309.13
5.2.60.0050.0319.09
5.2.50.0050.0309.06
5.2.40.0040.0299.03
5.2.30.0070.0279.01
5.2.20.0040.0299.00
5.2.10.0050.0278.92
5.2.00.0080.0358.78
5.1.60.0050.0248.06
5.1.50.0060.0238.06
5.1.40.0020.0268.04
5.1.30.0040.0268.39
5.1.20.0050.0268.41
5.1.10.0040.0268.13
5.1.00.0020.0288.13
5.0.50.0040.0206.61
5.0.40.0030.0206.48
5.0.30.0050.0306.29
5.0.20.0020.0216.26
5.0.10.0040.0206.24
5.0.00.0010.0336.23
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0040.0144.75
4.4.50.0040.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0174.76
4.4.20.0040.0144.84
4.4.10.0040.0144.85
4.4.00.0010.0274.75
4.3.110.0020.0174.67
4.3.100.0040.0144.66
4.3.90.0050.0124.63
4.3.80.0000.0284.58
4.3.70.0030.0154.63
4.3.60.0060.0154.63
4.3.50.0060.0134.63
4.3.40.0060.0224.54
4.3.30.0010.0173.28
4.3.20.0020.0183.26
4.3.10.0030.0173.22
4.3.00.0200.02714.66

preferences:
44.85 ms | 401 KiB | 5 Q