3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SudokuSolver { protected $sudoku; public function __construct (array $sudoku) { $this->sudoku = $sudoku; } public function print () { foreach ($this->sudoku as $column) { foreach ($column as $cell) { echo "|"; if (null !== $cell) { echo $cell; } else { echo " "; } } echo "|\n"; } } protected function checkConsistenz () { } protected function checkRow ($rowIndex) { } } $sudoku = array(); $sudoku[] = array(null,3,null, null,null,null, null,null,null); $sudoku[] = array(null,null,null, 1,9,5, null,null,null); $sudoku[] = array(null,null,8, null,null,null, null,6,null); $sudoku[] = array(8,null,null, null,6,null, null,null,null); $sudoku[] = array(4,null,null, 8,null,null, null,null,1); $sudoku[] = array(null,null,null ,null,2,null, null,null,null); $sudoku[] = array(null,6,null, null,null,null, 2,8,null); $sudoku[] = array(null,null,null, 4,1,9, null,null,5); $sudoku[] = array(null,null,null, null,null,null, null,7,null); $sudokuSolver = new SudokuSolver($sudoko); $sudokuSolver->print();

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)
8.3.60.0100.01018.43
8.3.50.0200.00722.01
8.3.40.0110.00718.82
8.3.30.0140.00019.00
8.3.20.0040.00420.34
8.3.10.0080.00023.54
8.3.00.0080.00022.46
8.2.180.0150.00317.00
8.2.170.0110.00422.96
8.2.160.0060.00921.97
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0050.00326.16
8.2.120.0040.00419.48
8.2.110.0030.00722.25
8.2.100.0030.00917.60
8.2.90.0030.00619.16
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0080.00018.03
8.2.50.0060.00318.07
8.2.40.0090.00018.22
8.2.30.0020.00518.07
8.2.20.0050.00317.70
8.2.10.0000.00817.75
8.2.00.0100.00017.78
8.1.280.0150.00325.92
8.1.270.0040.00423.79
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00623.72
8.1.230.0070.00419.15
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0050.00517.35
8.1.190.0040.00417.30
8.1.180.0040.00418.10
8.1.170.0090.00018.61
8.1.160.0000.00721.96
8.1.150.0030.00518.50
8.1.140.0080.00017.40
8.1.130.0040.00417.88
8.1.120.0040.00417.46
8.1.110.0040.00417.45
8.1.100.0000.00717.44
8.1.90.0000.00717.32
8.1.80.0030.00517.32
8.1.70.0000.00717.39
8.1.60.0060.00317.49
8.1.50.0060.00317.55
8.1.40.0030.00617.42
8.1.30.0040.00417.62
8.1.20.0080.00017.73
8.1.10.0080.00017.55
8.1.00.0030.00517.47
8.0.300.0040.00418.77
8.0.290.0040.00416.91
8.0.280.0000.00718.31
8.0.270.0040.00417.07
8.0.260.0090.00016.84
8.0.250.0040.00417.01
8.0.240.0000.00716.98
8.0.230.0000.00716.96
8.0.220.0070.00016.93
8.0.210.0030.00416.85
8.0.200.0030.00316.96
8.0.190.0000.00816.87
8.0.180.0040.00416.89
8.0.170.0000.00816.93
8.0.160.0000.00716.83
8.0.150.0000.00816.90
8.0.140.0030.00316.77
8.0.130.0030.00313.40
8.0.120.0050.00316.83
8.0.110.0050.00316.88
8.0.100.0000.00816.89
8.0.90.0000.00716.93
8.0.80.0120.00916.86
8.0.70.0070.00016.70
8.0.60.0000.00716.97
8.0.50.0040.00416.96
8.0.30.0090.00917.25
8.0.20.0120.00617.40
8.0.10.0030.00516.86
8.0.00.0090.01116.63
7.4.330.0030.00315.07
7.4.320.0040.00416.43
7.4.300.0030.00316.52
7.4.290.0030.00316.41
7.4.280.0030.00316.58
7.4.270.0000.00716.62
7.4.260.0070.00016.51
7.4.250.0040.00416.55
7.4.240.0040.00416.59
7.4.230.0000.00716.49
7.4.220.0130.01016.60
7.4.210.0070.01016.56
7.4.200.0070.00016.49
7.4.190.0030.00316.65
7.4.160.0090.00916.66
7.4.150.0100.00717.40
7.4.140.0140.00517.86
7.4.130.0070.01016.55
7.4.120.0050.01516.55
7.4.110.0080.00816.41
7.4.100.0070.01016.46
7.4.90.0090.00616.68
7.4.80.0140.00616.60
7.4.70.0030.01316.57
7.4.60.0080.00816.42
7.4.50.0040.00416.45
7.4.40.0030.01322.77
7.4.30.0120.01116.53
7.4.00.0040.01214.87
7.3.330.0030.00313.23
7.3.320.0000.00613.44
7.3.310.0030.00316.33
7.3.300.0070.00016.37
7.3.290.0090.00716.31
7.3.280.0070.01216.36
7.3.270.0100.00717.40
7.3.260.0030.01416.44
7.3.250.0120.00516.45
7.3.240.0100.00616.32
7.3.230.0120.00616.55
7.3.210.0160.00316.40
7.3.200.0130.01019.39
7.3.190.0100.00716.61
7.3.180.0130.00316.44
7.3.170.0100.00716.45
7.3.160.0100.00616.43
7.3.120.0070.01114.85
7.3.10.0030.00716.81
7.3.00.0030.01216.70
7.2.330.0150.00416.70
7.2.320.0150.00616.31
7.2.310.0060.01416.67
7.2.300.0070.01016.68
7.2.290.0060.01516.68
7.2.130.0080.00316.62
7.2.120.0030.00716.91
7.2.110.0080.00416.68
7.2.100.0080.00616.91
7.2.90.0030.00716.67
7.2.80.0080.00816.87
7.2.70.0090.00316.97
7.2.60.0080.00516.76
7.2.50.0030.00716.61
7.2.40.0030.01016.84
7.2.30.0030.00617.02
7.2.20.0000.01016.79
7.2.10.0030.01016.59
7.2.00.0020.01018.21
7.1.250.0040.00815.89
7.1.200.0090.00315.86
7.1.100.0040.00817.98
7.1.70.0060.00616.78
7.1.60.0100.01419.24
7.1.50.0070.01416.97
7.1.00.0070.06722.32
7.0.200.0070.00716.46
7.0.140.0030.07722.04
7.0.70.0000.09021.80
7.0.60.0070.04321.77
7.0.50.0130.05021.96
7.0.40.0100.05020.18
7.0.30.0030.06020.02
7.0.20.0000.07020.08
7.0.10.0030.08720.10
7.0.00.0030.04319.94
5.6.280.0070.07020.86
5.6.220.0100.05720.58
5.6.210.0170.08020.59
5.6.200.0130.07321.00
5.6.190.0100.08021.11
5.6.180.0070.05321.09
5.6.170.0170.08020.95
5.6.160.0030.05721.05
5.6.150.0070.04321.03
5.6.140.0000.08721.02
5.6.130.0300.06020.94
5.6.120.0030.04721.11
5.6.110.0170.08020.94
5.6.100.0070.09021.06
5.6.90.0100.08320.94
5.6.80.0130.07320.38
5.6.70.0030.08320.45
5.6.60.0070.07720.38
5.6.50.0100.08020.46
5.6.40.0200.06720.29
5.6.30.0070.03720.40
5.6.20.0030.09020.38
5.6.10.0100.07720.42
5.6.00.0030.06020.42
5.5.360.0030.05320.41
5.5.350.0130.07720.44
5.5.340.0070.06720.82
5.5.330.0100.06320.89
5.5.320.0070.05320.78
5.5.310.0170.08020.89
5.5.300.0100.08020.80
5.5.290.0000.06720.82
5.5.280.0070.08320.77
5.5.270.0170.08320.90
5.5.260.0070.06720.77
5.5.250.0170.07320.73
5.5.240.0100.07320.26
5.5.230.0200.07320.27
5.5.220.0130.07020.26
5.5.210.0030.08020.21
5.5.200.0130.08020.28
5.5.190.0030.08720.13
5.5.180.0070.05720.18
5.5.160.0070.07720.15
5.5.150.0030.08020.06
5.5.140.0070.05020.17
5.5.130.0030.08020.24
5.5.120.0070.07320.18
5.5.110.0100.07720.28
5.5.100.0100.08020.18
5.5.90.0070.06320.06
5.5.80.0070.08319.97
5.5.70.0100.08320.16
5.5.60.0170.05020.06
5.5.50.0100.06720.08
5.5.40.0030.08320.11
5.5.30.0000.09020.08
5.5.20.0070.08720.08
5.5.10.0130.07020.13
5.5.00.0070.08720.05
5.4.450.0130.05319.49
5.4.440.0070.04319.19
5.4.430.0130.07719.45
5.4.420.0100.08019.55
5.4.410.0130.06719.07
5.4.400.0030.08318.85
5.4.390.0100.07719.03
5.4.380.0100.07319.18
5.4.370.0170.07019.12
5.4.360.0070.07019.03
5.4.350.0000.04319.05
5.4.340.0030.08319.16
5.4.320.0000.08319.04
5.4.310.0070.08019.14
5.4.300.0000.08319.12
5.4.290.0030.08718.96
5.4.280.0130.07319.04
5.4.270.0030.08319.03
5.4.260.0100.07719.09
5.4.250.0100.07018.87
5.4.240.0030.08319.10
5.4.230.0170.05319.10
5.4.220.0100.07719.21
5.4.210.0130.06719.04
5.4.200.0130.07019.05
5.4.190.0030.07019.22
5.4.180.0100.05719.15
5.4.170.0070.07319.11
5.4.160.0100.04719.14
5.4.150.0100.06319.02
5.4.140.0130.06016.42
5.4.130.0100.06316.41
5.4.120.0070.07016.41
5.4.110.0030.07316.43
5.4.100.0130.06016.47
5.4.90.0130.06716.48
5.4.80.0030.09016.25
5.4.70.0100.07016.38
5.4.60.0070.07016.36
5.4.50.0000.08316.34
5.4.40.0030.07716.41
5.4.30.0130.06716.39
5.4.20.0030.08016.39
5.4.10.0030.07316.45
5.4.00.0030.07715.88
5.3.290.0070.07014.72
5.3.280.0070.07714.55
5.3.270.0070.07014.64
5.3.260.0030.07314.53
5.3.250.0070.05014.72
5.3.240.0000.08714.61
5.3.230.0100.07314.69
5.3.220.0170.07014.68
5.3.210.0030.08014.55
5.3.200.0030.08014.63
5.3.190.0070.08014.51
5.3.180.0070.07714.50
5.3.170.0130.07314.62
5.3.160.0100.07314.67
5.3.150.0030.07714.70
5.3.140.0130.07014.70
5.3.130.0070.04714.47
5.3.120.0030.07314.63
5.3.110.0030.07714.56
5.3.100.0070.07714.06
5.3.90.0030.08014.07
5.3.80.0030.08314.01
5.3.70.0070.07014.14
5.3.60.0000.07714.13
5.3.50.0030.08013.87
5.3.40.0000.08314.07
5.3.30.0030.08013.91
5.3.20.0230.05713.59
5.3.10.0030.07713.78
5.3.00.0030.07313.73
5.2.170.0000.06712.35
5.2.160.0000.07012.35
5.2.150.0070.06012.35
5.2.140.0030.06012.35
5.2.130.0100.05012.35
5.2.120.0030.04312.35
5.2.110.0030.04312.35
5.2.100.0070.06312.35
5.2.90.0030.06312.35
5.2.80.0070.06012.35
5.2.70.0070.06012.35
5.2.60.0030.06712.35
5.2.50.0030.06312.35
5.2.40.0070.06312.35
5.2.30.0030.06312.35
5.2.20.0130.05312.35
5.2.10.0100.05312.35
5.2.00.0070.04012.35
5.1.60.0100.05012.35
5.1.50.0000.06012.35
5.1.40.0070.04312.35
5.1.30.0070.05712.35
5.1.20.0070.06012.35
5.1.10.0070.05012.35
5.1.00.0030.05712.35
5.0.50.0070.04012.35
5.0.40.0000.04712.35
5.0.30.0000.05712.35
5.0.20.0030.03012.35
5.0.10.0000.04712.35
5.0.00.0000.06312.35
4.4.90.0030.02312.35
4.4.80.0030.03312.35
4.4.70.0000.04012.35
4.4.60.0000.03712.35
4.4.50.0000.02712.35
4.4.40.0000.05712.35
4.4.30.0000.03012.35
4.4.20.0030.02712.35
4.4.10.0030.03012.35
4.4.00.0000.05712.35
4.3.110.0030.02712.35
4.3.100.0000.02012.35
4.3.90.0030.02312.35
4.3.80.0000.04012.35
4.3.70.0000.02312.35
4.3.60.0000.02312.35
4.3.50.0030.03312.35
4.3.40.0000.04712.35
4.3.30.0000.04012.35
4.3.20.0030.02312.35
4.3.10.0000.02712.35
4.3.00.0000.03312.35

preferences:
40.56 ms | 401 KiB | 5 Q