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] ]; $column = array_column($array, 'a'); foreach ($array as &$val) { unset($val['a']); } // ПРОБЛЕМА РЕШЕНА $a = [ 'a', 'b', 'c' ]; foreach ($a as $val) { // nothing } // !!! if (!empty($array)) { echo ' _______' . PHP_EOL . '| '; foreach ($array[0] as $key => $val) { echo $key . ' | '; } echo PHP_EOL . ' -------' . PHP_EOL; foreach ($array as $val) { echo '| '; foreach($val as $key => $veryVal) { echo $veryVal . ' | '; } echo PHP_EOL; } echo ' -------'; }

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)
8.3.40.0040.01118.56
8.3.30.0110.00719.04
8.3.20.0030.01020.34
8.3.10.0040.00422.11
8.3.00.0000.00722.30
8.2.170.0070.00722.96
8.2.160.0140.00321.13
8.2.150.0070.00724.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.36
8.2.110.0030.00619.45
8.2.100.0060.00617.84
8.2.90.0050.00319.40
8.2.80.0000.00917.97
8.2.70.0000.00817.75
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00718.16
8.2.20.0040.00417.82
8.2.10.0040.00417.80
8.2.00.0040.00417.66
8.1.270.0040.00422.19
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0000.00921.26
8.1.230.0100.00317.52
8.1.220.0040.00417.76
8.1.210.0030.00518.77
8.1.200.0030.00917.38
8.1.190.0060.00317.23
8.1.180.0040.00418.77
8.1.170.0000.00818.70
8.1.160.0040.00422.05
8.1.150.0000.00818.68
8.1.140.0000.00917.45
8.1.130.0040.00417.80
8.1.120.0070.00017.52
8.1.110.0040.00417.49
8.1.100.0000.00717.48
8.1.90.0000.00717.50
8.1.80.0000.00717.40
8.1.70.0000.00717.52
8.1.60.0030.00617.60
8.1.50.0040.00417.59
8.1.40.0020.00517.60
8.1.30.0040.00417.50
8.1.20.0000.00817.57
8.1.10.0000.00717.67
8.1.00.0030.00617.44
8.0.300.0080.00018.77
8.0.290.0070.00016.75
8.0.280.0030.00318.52
8.0.270.0050.00317.23
8.0.260.0060.00016.79
8.0.250.0000.00717.04
8.0.240.0040.00416.93
8.0.230.0030.00317.00
8.0.220.0070.00016.90
8.0.210.0000.00816.84
8.0.200.0000.00816.96
8.0.190.0030.00316.95
8.0.180.0070.00416.95
8.0.170.0080.00016.82
8.0.160.0040.00417.01
8.0.150.0030.00316.92
8.0.140.0040.00416.93
8.0.130.0000.00513.36
8.0.120.0040.00416.77
8.0.110.0040.00416.96
8.0.100.0000.00716.81
8.0.90.0000.00716.91
8.0.80.0090.00616.95
8.0.70.0020.00516.80
8.0.60.0050.00316.80
8.0.50.0040.00416.71
8.0.30.0110.01017.05
8.0.20.0140.00517.40
8.0.10.0000.00817.08
8.0.00.0120.00716.82
7.4.330.0050.00015.14
7.4.320.0040.00416.52
7.4.300.0030.00316.64
7.4.290.0000.00716.69
7.4.280.0080.00316.42
7.4.270.0030.00316.65
7.4.260.0040.00416.42
7.4.250.0030.00516.59
7.4.240.0040.00416.62
7.4.230.0030.00316.54
7.4.220.0150.00316.64
7.4.210.0040.01116.58
7.4.200.0030.00316.38
7.4.190.0030.00316.50
7.4.160.0170.00716.58
7.4.150.0060.01217.40
7.4.140.0120.01317.86
7.4.130.0050.01316.48
7.4.120.0110.00616.50
7.4.110.0130.00316.51
7.4.100.0080.00816.63
7.4.90.0120.00616.42
7.4.80.0090.00919.39
7.4.70.0040.01616.54
7.4.60.0110.01116.48
7.4.50.0080.00016.45
7.4.40.0100.00922.77
7.4.30.0090.00916.50
7.4.00.0070.00715.18
7.3.330.0080.00013.10
7.3.320.0020.00213.28
7.3.310.0000.00716.43
7.3.300.0060.00016.36
7.3.290.0070.00716.34
7.3.280.0080.01116.31
7.3.270.0130.00317.40
7.3.260.0090.00916.46
7.3.250.0120.00916.63
7.3.240.0070.01016.31
7.3.230.0110.00816.39
7.3.210.0170.00016.51
7.3.200.0120.00619.39
7.3.190.0120.00616.30
7.3.180.0090.00616.38
7.3.170.0040.02016.30
7.3.160.0080.00816.75
7.3.120.0110.00414.88
7.2.330.0120.01316.70
7.2.320.0030.01516.80
7.2.310.0060.01016.80
7.2.300.0130.00316.52
7.2.290.0100.00616.44
7.1.70.0070.00717.22
7.1.60.0170.00719.82
7.1.50.0170.00317.11
7.1.00.0000.09322.36
7.0.200.0080.00416.62
7.0.140.0000.07721.93
7.0.60.0270.06719.96
7.0.50.0030.04317.90
7.0.40.0070.04020.12
7.0.30.0330.08020.04
7.0.20.0370.06320.13
7.0.10.0300.04320.12
7.0.00.0000.09020.04
5.6.280.0100.06721.11
5.6.210.0000.09020.50
5.6.200.0030.04718.18
5.6.190.0030.09720.46
5.6.180.4100.04720.41
5.6.170.0130.04320.40
5.6.160.0030.08720.48
5.6.150.0070.04718.20
5.6.140.0000.06718.21
5.6.130.0030.04018.20
5.6.120.0000.04321.12
5.6.110.0000.04721.00
5.6.100.0070.06721.12
5.6.90.0100.06320.98
5.6.80.0100.08020.43
5.5.350.0200.07020.34
5.5.340.0100.07717.88
5.5.330.0130.07720.25
5.5.320.0230.04320.35
5.5.310.0300.06020.18
5.5.300.0070.06718.00
5.5.290.0100.08317.91
5.5.280.0070.04020.97
5.5.270.0100.06320.68
5.5.260.0100.03720.66
5.5.250.0070.05020.68
5.5.240.0230.07720.14
5.4.450.0500.06019.25
5.4.440.0100.06319.47
5.4.430.0100.05319.25
5.4.420.0070.05719.68
5.4.410.0070.05719.35
5.4.400.1330.00018.74
5.4.390.0630.00018.55
5.4.380.0200.05718.66
5.4.370.0400.05018.44
5.4.360.0070.05718.59
5.4.350.0200.05318.72
5.4.340.0270.04718.54
5.4.320.0110.03712.46
5.4.310.0100.03612.46
5.4.300.0060.03512.46
5.4.290.0060.04312.46
5.4.280.0060.03712.33
5.4.270.0060.03612.33
5.4.260.0070.03712.33
5.4.250.0090.03612.33
5.4.240.0040.04012.33
5.4.230.0080.03612.32
5.4.220.0100.03212.32
5.4.210.0080.03512.32
5.4.200.0090.03612.32
5.4.190.0080.03512.32
5.4.180.0080.03612.32
5.4.170.0060.03912.33
5.4.160.0090.03712.33
5.4.150.0060.04612.32
5.4.140.0060.03912.00
5.4.130.0080.04211.99
5.4.120.0070.03611.95
5.4.110.0030.04311.95
5.4.100.0120.04411.95
5.4.90.0090.03911.95
5.4.80.0080.03811.95
5.4.70.0040.04511.95
5.4.60.0070.04711.94
5.4.50.0100.03811.95
5.4.40.0080.03411.93
5.4.30.0060.03611.93
5.4.20.0080.03411.93
5.4.10.0050.03511.93
5.4.00.0050.03711.42
5.3.290.0050.04512.80
5.3.280.0080.04612.71
5.3.270.0060.03912.73
5.3.260.0130.03412.72
5.3.250.0070.03712.72
5.3.240.0110.04912.72
5.3.230.0130.04512.71
5.3.220.0050.04112.68
5.3.210.0080.03912.68
5.3.200.0090.03512.68
5.3.190.0030.04312.67
5.3.180.0090.03412.67
5.3.170.0050.03812.67
5.3.160.0060.03712.68
5.3.150.0050.03712.67
5.3.140.0080.03912.66
5.3.130.0060.04012.66
5.3.120.0090.03512.66
5.3.110.0100.04912.65
5.3.100.0060.03612.12
5.3.90.0050.03712.09
5.3.80.0050.03712.08
5.3.70.0040.03712.07
5.3.60.0040.04112.06
5.3.50.0070.03612.00
5.3.40.0050.05212.00
5.3.30.0090.03411.94
5.3.20.0080.03811.70
5.3.10.0080.03811.67
5.3.00.0060.03711.66
5.2.170.0030.0339.15
5.2.160.0020.0339.15
5.2.150.0060.0309.15
5.2.140.0050.0329.15
5.2.130.0070.0299.11
5.2.120.0030.0319.11
5.2.110.0070.0299.11
5.2.100.0030.0329.12
5.2.90.0070.0299.11
5.2.80.0050.0329.11
5.2.70.0070.0309.11
5.2.60.0060.0319.05
5.2.50.0090.0279.03
5.2.40.0060.0329.00
5.2.30.0070.0298.98
5.2.20.0050.0308.97
5.2.10.0090.0298.90
5.2.00.0040.0338.76
5.1.60.0070.0328.04
5.1.50.0050.0418.04
5.1.40.0030.0328.03
5.1.30.0110.0478.37
5.1.20.0140.0378.40
5.1.10.0100.0308.12
5.1.00.0090.0328.12
5.0.50.0050.0226.60
5.0.40.0090.0176.46
5.0.30.0030.0326.27
5.0.20.0080.0186.25
5.0.10.0010.0236.22
5.0.00.0050.0326.21
4.4.90.0010.0204.78
4.4.80.0030.0214.76
4.4.70.0030.0184.75
4.4.60.0030.0194.75
4.4.50.0050.0154.77
4.4.40.0040.0264.71
4.4.30.0030.0164.76
4.4.20.0010.0184.85
4.4.10.0040.0174.85
4.4.00.0040.0254.76
4.3.110.0030.0174.67
4.3.100.0010.0194.67
4.3.90.0010.0174.63
4.3.80.0020.0254.58
4.3.70.0040.0134.63
4.3.60.0020.0164.62
4.3.50.0010.0174.63
4.3.40.0040.0234.54
4.3.30.0040.0163.27
4.3.20.0010.0183.25
4.3.10.0030.0153.22
4.3.00.0100.0238.20

preferences:
42.21 ms | 400 KiB | 5 Q