3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ 'a' => 1, 'b' => 2, 'c' => 3], [ 'a' => 4, 'b' => 5, 'c' => 6], [ 'a' => 7, 'b' => 8, 'c' => 9] ]; foreach ($array as $key => $val) { unset($array[$key]['a']); } reset($array); if (!empty($array)) { foreach ($array as $key => $val) { echo $key . ' => ' . $val['b'] . ', ' . $val['c'] . PHP_EOL; } }

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)
8.3.60.0130.00718.43
8.3.50.0100.00922.18
8.3.40.0080.00818.67
8.3.30.0090.00619.05
8.3.20.0040.00420.29
8.3.10.0070.00021.98
8.3.00.0100.00020.67
8.2.180.0180.00016.75
8.2.170.0070.01022.96
8.2.160.0120.00319.32
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00019.26
8.2.110.0000.01021.93
8.2.100.0110.00017.72
8.2.90.0090.00019.17
8.2.80.0040.00418.05
8.2.70.0040.00417.62
8.2.60.0040.00418.05
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0060.00318.04
8.2.20.0040.00417.78
8.2.10.0040.00417.63
8.2.00.0000.00817.62
8.1.280.0160.00625.92
8.1.270.0000.00922.19
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0070.00323.96
8.1.230.0090.00319.12
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0040.00417.25
8.1.190.0040.00417.38
8.1.180.0000.00918.72
8.1.170.0040.00418.61
8.1.160.0030.00322.20
8.1.150.0000.00718.56
8.1.140.0040.00417.52
8.1.130.0000.00817.82
8.1.120.0050.00317.43
8.1.110.0080.00017.35
8.1.100.0000.00717.43
8.1.90.0050.00317.47
8.1.80.0040.00417.39
8.1.70.0000.00717.46
8.1.60.0030.00717.60
8.1.50.0000.00717.42
8.1.40.0000.00817.39
8.1.30.0040.00417.52
8.1.20.0030.00517.54
8.1.10.0000.00717.59
8.1.00.0030.00717.47
8.0.300.0030.00618.77
8.0.290.0040.00417.05
8.0.280.0030.00318.45
8.0.270.0030.00517.26
8.0.260.0040.00416.82
8.0.250.0030.00317.00
8.0.240.0000.00716.85
8.0.230.0050.00316.98
8.0.220.0030.00316.96
8.0.210.0050.00316.86
8.0.200.0000.00616.92
8.0.190.0030.00316.89
8.0.180.0000.00716.95
8.0.170.0030.00616.89
8.0.160.0030.00516.77
8.0.150.0040.00416.93
8.0.140.0030.00316.77
8.0.130.0000.00513.34
8.0.120.0000.00816.83
8.0.110.0040.00416.92
8.0.100.0070.00016.80
8.0.90.0000.00816.91
8.0.80.0060.00916.92
8.0.70.0000.00816.81
8.0.60.0040.00416.89
8.0.50.0030.00616.89
8.0.30.0090.01117.03
8.0.20.0090.01017.40
8.0.10.0050.00217.05
8.0.00.0110.00816.83
7.4.330.0020.00215.00
7.4.320.0070.00016.47
7.4.300.0000.00616.62
7.4.290.0030.00316.61
7.4.280.0000.00716.64
7.4.270.0070.00016.49
7.4.260.0060.00316.59
7.4.250.0000.01016.49
7.4.240.0030.00416.45
7.4.230.0070.00016.69
7.4.220.0100.01616.46
7.4.210.0110.00516.53
7.4.200.0000.00816.40
7.4.190.0000.00716.45
7.4.160.0040.01116.63
7.4.150.0120.00617.40
7.4.140.0100.00917.86
7.4.130.0110.00716.47
7.4.120.0110.00516.54
7.4.110.0150.00416.47
7.4.100.0110.00816.39
7.4.90.0090.00916.59
7.4.80.0090.00819.39
7.4.70.0070.01016.54
7.4.60.0080.00816.44
7.4.50.0000.00816.63
7.4.40.0080.00822.77
7.4.30.0140.00316.26
7.4.00.0040.01414.90
7.3.330.0060.00013.21
7.3.320.0070.00013.11
7.3.310.0040.00416.29
7.3.300.0030.00316.32
7.3.290.0070.00716.38
7.3.280.0050.01116.27
7.3.270.0090.00917.40
7.3.260.0130.01016.61
7.3.250.0110.00916.42
7.3.240.0140.00316.39
7.3.230.0100.00616.59
7.3.210.0130.00316.52
7.3.200.0120.00619.39
7.3.190.0000.01716.36
7.3.180.0100.00616.50
7.3.170.0120.00316.43
7.3.160.0060.01316.48
7.3.120.0110.00414.77
7.3.10.0110.00316.64
7.3.00.0050.00916.47
7.2.330.0060.01316.63
7.2.320.0090.01016.42
7.2.310.0080.00816.68
7.2.300.0100.00716.78
7.2.290.0120.00416.70
7.2.130.0080.00817.02
7.2.120.0060.00616.85
7.2.110.0070.00716.95
7.2.100.0080.00716.91
7.2.90.0090.00516.82
7.2.80.0080.00516.98
7.2.70.0090.00816.96
7.2.60.0030.01116.93
7.2.50.0070.00916.96
7.2.40.0080.00616.90
7.2.30.0060.00717.08
7.2.20.0060.01216.88
7.2.10.0100.00616.98
7.2.00.0050.01017.85
7.1.250.0070.00515.76
7.1.200.0040.00815.73
7.1.100.0000.01118.18
7.1.70.0000.00917.32
7.1.60.0100.01319.82
7.1.50.0150.00916.79
7.1.00.0030.07722.29
7.0.200.0000.00716.56
7.0.140.0030.07022.04
7.0.60.0030.08719.95
7.0.50.0130.05317.86
7.0.40.0100.04320.23
7.0.30.0170.04720.00
7.0.20.0170.05320.30
7.0.10.0300.08020.04
7.0.00.0130.05720.13
5.6.280.0030.07321.07
5.6.210.0100.07720.59
5.6.200.0100.06718.16
5.6.190.0100.07320.27
5.6.180.3930.03720.53
5.6.170.0170.05320.55
5.6.160.0070.04720.32
5.6.150.0070.07318.21
5.6.140.0230.06318.16
5.6.130.0100.08318.22
5.6.120.0000.04321.03
5.6.110.0070.08020.98
5.6.100.0070.08721.04
5.6.90.0100.06320.96
5.6.80.0100.06320.40
5.6.70.3370.03720.50
5.5.350.0070.08320.44
5.5.340.0100.05717.96
5.5.330.0170.04720.07
5.5.320.0170.05320.28
5.5.310.0370.05020.12
5.5.300.0030.08017.88
5.5.290.0130.06717.97
5.5.280.0000.08320.98
5.5.270.0200.06720.72
5.5.260.0130.05720.97
5.5.250.0100.08020.68
5.5.240.0100.06020.25
5.4.450.0630.05719.49
5.4.440.0570.06019.45
5.4.430.0570.06019.46
5.4.420.0300.06319.64
5.4.410.0030.06019.14
5.4.400.1330.00018.76
5.4.390.1400.00018.65
5.4.380.0270.05018.73
5.4.370.0200.05718.69
5.4.360.0630.05718.49
5.4.350.0200.06018.72
5.4.340.0300.04318.72
5.4.320.0030.04012.45
5.4.310.0120.04312.45
5.4.300.0020.03912.46
5.4.290.0080.03412.45
5.4.280.0070.04612.32
5.4.270.0040.03812.32
5.4.260.0110.03312.32
5.4.250.0080.04912.32
5.4.240.0080.03912.32
5.4.230.0060.03812.32
5.4.220.0030.03912.31
5.4.210.0060.03612.31
5.4.200.0050.04012.31
5.4.190.0080.03612.31
5.4.180.0060.03812.31
5.4.170.0080.03512.32
5.4.160.0060.03612.32
5.4.150.0090.03412.31
5.4.140.0080.03512.00
5.4.130.0070.03511.99
5.4.120.0060.03511.95
5.4.110.0070.03511.94
5.4.100.0070.03611.94
5.4.90.0090.04411.94
5.4.80.0090.03711.94
5.4.70.0050.03611.94
5.4.60.0080.03211.94
5.4.50.0090.03311.94
5.4.40.0040.03911.92
5.4.30.0090.03311.92
5.4.20.0040.03811.92
5.4.10.0070.03411.92
5.4.00.0080.03411.41
5.3.290.0100.03812.80
5.3.280.0060.04312.70
5.3.270.0070.03912.72
5.3.260.0100.03712.72
5.3.250.0070.04012.72
5.3.240.0040.04212.71
5.3.230.0080.04712.71
5.3.220.0110.05312.68
5.3.210.0120.05112.68
5.3.200.0100.04312.68
5.3.190.0040.04012.68
5.3.180.0040.03912.67
5.3.170.0080.03512.67
5.3.160.0030.04212.68
5.3.150.0070.03812.67
5.3.140.0080.03412.66
5.3.130.0100.03412.66
5.3.120.0070.03812.66
5.3.110.0080.03612.66
5.3.100.0100.03612.12
5.3.90.0070.04112.09
5.3.80.0050.03812.07
5.3.70.0060.03612.07
5.3.60.0060.03612.06
5.3.50.0050.03612.00
5.3.40.0040.03712.00
5.3.30.0060.03511.93
5.3.20.0050.03511.70
5.3.10.0060.03311.67
5.3.00.0050.03611.66
5.2.170.0030.0319.15
5.2.160.0040.0299.15
5.2.150.0020.0339.15
5.2.140.0020.0329.14
5.2.130.0050.0289.11
5.2.120.0020.0319.10
5.2.110.0040.0309.11
5.2.100.0080.0259.12
5.2.90.0060.0279.11
5.2.80.0080.0279.11
5.2.70.0020.0339.11
5.2.60.0070.0299.05
5.2.50.0050.0319.03
5.2.40.0020.0319.00
5.2.30.0060.0278.99
5.2.20.0080.0248.97
5.2.10.0040.0348.90
5.2.00.0040.0418.77
5.1.60.0030.0308.04
5.1.50.0060.0338.05
5.1.40.0040.0368.03
5.1.30.0050.0358.38
5.1.20.0080.0338.40
5.1.10.0040.0328.13
5.1.00.0030.0268.12
5.0.50.0030.0216.60
5.0.40.0060.0166.45
5.0.30.0010.0336.27
5.0.20.0010.0216.25
5.0.10.0030.0196.22
5.0.00.0030.0316.20
4.4.90.0040.0204.78
4.4.80.0040.0174.76
4.4.70.0040.0134.75
4.4.60.0030.0154.75
4.4.50.0020.0174.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0060.0124.84
4.4.10.0020.0164.85
4.4.00.0030.0244.75
4.3.110.0010.0174.67
4.3.100.0030.0154.67
4.3.90.0020.0154.64
4.3.80.0030.0314.59
4.3.70.0040.0194.63
4.3.60.0050.0174.63
4.3.50.0020.0164.63
4.3.40.0050.0224.54
4.3.30.0020.0163.27
4.3.20.0030.0153.25
4.3.10.0020.0163.22
4.3.00.0070.0206.82

preferences:
45.39 ms | 401 KiB | 5 Q