3v4l.org

run code in 300+ PHP versions simultaneously
<?php $size=8; $path=[]; function danger($a,$b){ for($i=0;$i<count($path);$i++){ if($i==$a) return TRUE; elseif($path[i]==$b) return TRUE; elseif($i==$path[i]&&$a==$b) return TRUE; } return FALSE; } function move($row){ if($row>$size){ for($i=0;$i<count($path);$i++){ echo $path[i],' '; } echo '<br/>'; } else{ for($i=0;$i<size;$i++){ if(!danger($row,$i)){ $path[$row-1]=$i; move($row+1); } } } } ?>

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)
8.3.60.0120.00316.50
8.3.50.0110.00922.87
8.3.40.0140.00018.42
8.3.30.0110.00718.88
8.3.20.0060.00319.98
8.3.10.0040.00423.71
8.3.00.0080.00019.26
8.2.180.0000.01516.50
8.2.170.0040.01122.96
8.2.160.0070.00720.45
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.01426.16
8.2.120.0040.00421.01
8.2.110.0090.00021.92
8.2.100.0040.00817.78
8.2.90.0080.00019.17
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0050.00217.80
8.2.50.0040.00418.07
8.2.40.0080.00518.16
8.2.30.0070.00017.93
8.2.20.0090.00317.64
8.2.10.0050.00317.99
8.2.00.0000.00817.71
8.1.280.0120.00325.92
8.1.270.0060.00322.08
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0080.00023.91
8.1.230.0060.00619.10
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0040.00717.22
8.1.180.0050.00318.10
8.1.170.0080.00018.51
8.1.160.0070.00021.97
8.1.150.0040.00418.84
8.1.140.0040.00417.38
8.1.130.0000.00817.75
8.1.120.0040.00417.48
8.1.110.0000.00717.31
8.1.100.0000.00717.30
8.1.90.0040.00317.34
8.1.80.0000.00717.28
8.1.70.0070.00017.26
8.1.60.0000.00817.55
8.1.50.0030.00617.52
8.1.40.0000.00717.47
8.1.30.0040.00417.64
8.1.20.0040.00417.58
8.1.10.0070.00017.48
8.1.00.0040.00417.40
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.44
8.0.270.0030.00317.31
8.0.260.0030.00317.20
8.0.250.0030.00316.95
8.0.240.0050.00316.96
8.0.230.0070.00016.89
8.0.220.0000.00616.73
8.0.210.0000.00716.83
8.0.200.0000.00616.85
8.0.190.0040.00716.85
8.0.180.0070.00016.85
8.0.170.0000.00716.82
8.0.160.0040.00416.80
8.0.150.0030.00316.61
8.0.140.0050.00216.78
8.0.130.0050.00013.30
8.0.120.0040.00416.76
8.0.110.0000.00816.73
8.0.100.0040.00416.79
8.0.90.0040.00416.63
8.0.80.0080.01316.80
8.0.70.0000.00816.90
8.0.60.0000.00716.71
8.0.50.0000.00716.92
8.0.30.0100.01416.92
8.0.20.0140.00817.40
8.0.10.0000.00816.82
8.0.00.0100.01016.72
7.4.330.0000.00515.00
7.4.320.0030.00316.31
7.4.300.0030.00316.50
7.4.290.0000.00716.38
7.4.280.0070.00316.55
7.4.270.0000.00716.43
7.4.260.0000.00616.55
7.4.250.0060.00316.55
7.4.240.0020.00516.41
7.4.230.0070.00016.50
7.4.220.0100.00716.48
7.4.210.0060.00916.50
7.4.200.0070.00016.34
7.4.160.0060.00916.46
7.4.150.0070.01417.40
7.4.140.0130.00617.86
7.4.130.0090.01016.34
7.4.120.0100.00716.44
7.4.110.0130.00316.60
7.4.100.0060.01116.37
7.4.90.0090.00916.46
7.4.80.0090.00919.39
7.4.70.0040.01216.47
7.4.60.0100.00716.30
7.4.50.0030.00316.47
7.4.40.0070.01016.56
7.4.30.0090.00616.54
7.4.00.0030.01314.78
7.3.330.0000.00513.21
7.3.320.0000.00513.21
7.3.310.0000.00716.21
7.3.300.0030.00316.10
7.3.290.0080.00616.18
7.3.280.0080.00816.19
7.3.270.0130.00317.40
7.3.260.0180.00616.27
7.3.250.0110.00516.20
7.3.240.0080.00916.55
7.3.230.0040.01216.39
7.3.210.0090.00916.32
7.3.200.0150.00319.39
7.3.190.0140.00716.31
7.3.180.0060.00916.47
7.3.170.0040.01116.27
7.3.160.0080.00816.31
7.2.330.0070.01016.43
7.2.320.0100.00716.63
7.2.310.0070.01416.32
7.2.300.0120.00416.43
7.2.290.0070.01616.33
7.2.60.0060.00716.72
7.2.00.0000.01019.01
7.1.200.0080.00315.68
7.1.100.0040.00717.89
7.1.70.0000.00717.00
7.1.60.0090.01519.40
7.1.50.0070.01116.70
7.1.00.0030.07722.42
7.0.200.0060.00316.75
7.0.140.0100.06722.11
7.0.100.0070.03319.99
7.0.90.0070.08319.85
7.0.80.0100.05719.82
7.0.70.0070.05320.08
7.0.60.0100.06719.91
7.0.50.0170.07720.33
7.0.40.0070.07320.12
7.0.30.0130.08020.04
7.0.20.0030.05020.06
7.0.10.0070.04020.16
7.0.00.0070.04720.08
5.6.280.0030.07321.08
5.6.250.0030.04020.55
5.6.240.0070.07020.71
5.6.230.0100.06720.59
5.6.220.0100.06020.59
5.6.210.0200.07320.53
5.6.200.0130.08321.11
5.6.190.0030.07720.96
5.6.180.0100.03721.05
5.6.170.0000.09320.95
5.6.160.0070.04721.08
5.6.150.0030.09021.17
5.6.140.0130.06721.04
5.6.130.0070.05021.04
5.6.120.0000.05721.01
5.6.110.0070.07021.02
5.6.100.0170.07320.91
5.6.90.0000.08321.01
5.6.80.0200.06320.45
5.6.70.0170.06020.46
5.6.60.0130.07320.42
5.6.50.0130.08020.56
5.6.40.0100.07020.38
5.6.30.0170.06720.41
5.6.20.0070.07720.41
5.6.10.0130.07320.48
5.6.00.0070.04720.29
5.5.380.0170.07020.38
5.5.370.0100.08320.30
5.5.360.0070.08020.46
5.5.350.0030.04720.43
5.5.340.0130.07720.82
5.5.330.0130.06720.77
5.5.320.0030.04720.86
5.5.310.0070.04020.83
5.5.300.0000.08020.76
5.5.290.0070.05020.78
5.5.280.0070.07720.72
5.5.270.0100.08320.81
5.5.260.0070.08320.75
5.5.250.0100.08320.57
5.5.240.0170.06320.26
5.5.230.0100.07720.28
5.5.220.0030.04020.20
5.5.210.0170.06320.24
5.5.200.0070.08320.18
5.5.190.0130.07320.12
5.5.180.0100.05020.08
5.5.160.0070.08020.22
5.5.150.0000.08319.98
5.5.140.0130.07019.99
5.5.130.0200.03720.26
5.5.120.0070.03720.24
5.5.110.0000.06720.16
5.5.100.0170.06320.07
5.5.90.0000.05020.15
5.5.80.0070.08020.12
5.5.70.0170.07019.96
5.5.60.0070.04720.13
5.5.50.0030.05720.09
5.5.40.0130.04320.14
5.5.30.0070.07720.05
5.5.20.0070.07320.03
5.5.10.0000.08020.02
5.5.00.0100.07320.02
5.4.450.0070.06719.20
5.4.440.0100.07719.17
5.4.430.0070.04319.45
5.4.420.0130.04719.45
5.4.410.0100.07719.34
5.4.400.0100.04019.23
5.4.390.0100.07019.05
5.4.380.0070.07019.12
5.4.370.0130.05719.20
5.4.360.0000.07719.02
5.4.350.0070.04019.07
5.4.340.0070.07019.16
5.4.320.0070.05718.84
5.4.310.0000.07319.20
5.4.300.0070.08019.13
5.4.290.0000.07019.11
5.4.280.0130.05719.04
5.4.270.0100.07019.02
5.4.260.0070.07319.11
5.4.250.0030.06019.20
5.4.240.0070.08019.13
5.4.230.0100.04019.02
5.4.220.0130.06719.17
5.4.210.0070.04319.03
5.4.200.0030.03718.83
5.4.190.0130.07719.03
5.4.180.0070.04319.16
5.4.170.0170.07718.86
5.4.160.0100.06319.16
5.4.150.0070.08019.01
5.4.140.0030.05716.32
5.4.130.0100.03716.44
5.4.120.0100.05716.41
5.4.110.0070.07016.45
5.4.100.0070.06316.56
5.4.90.0030.05316.47
5.4.80.0130.04316.52
5.4.70.0070.05316.43
5.4.60.0000.04016.32
5.4.50.0070.07316.39
5.4.40.0130.06316.50
5.4.30.0030.05016.37
5.4.20.0100.04716.47
5.4.10.0000.06016.30
5.4.00.0070.07715.86
5.3.290.0100.07014.50
5.3.280.0100.07014.41
5.3.270.0200.06314.47
5.3.260.0030.06314.63
5.3.250.0200.06014.43
5.3.240.0130.07014.55
5.3.230.0100.06714.51
5.3.220.0000.04714.56
5.3.210.0100.05014.56
5.3.200.0070.06314.39
5.3.190.0070.05014.57
5.3.180.0100.05714.50
5.3.170.0100.06314.52
5.3.160.0030.08314.51
5.3.150.0030.03714.38
5.3.140.0100.05314.42
5.3.130.0070.06314.49
5.3.120.0100.03714.46
5.3.110.0100.06314.54
5.3.100.0100.07313.98
5.3.90.0070.04313.86
5.3.80.0100.06713.88
5.3.70.0170.06713.98
5.3.60.0070.07713.98
5.3.50.0130.07013.94
5.3.40.0100.07013.93
5.3.30.0000.06013.91
5.3.20.0030.07313.45
5.3.10.0070.07013.43
5.3.00.0030.06713.49
5.2.170.0130.05011.76
5.2.160.0070.05711.76
5.2.150.0070.06311.76
5.2.140.0100.06311.76
5.2.130.0100.05711.76
5.2.120.0030.03711.76
5.2.110.0030.04311.76
5.2.100.0070.06011.76
5.2.90.0130.06011.76
5.2.80.0100.05311.76
5.2.70.0130.03711.76
5.2.60.0070.06011.76
5.2.50.0030.04011.76
5.2.40.0030.05011.76
5.2.30.0000.04711.76
5.2.20.0100.05311.76
5.2.10.0070.04011.76
5.2.00.0070.05311.76
5.1.60.0030.05711.76
5.1.50.0000.06011.76
5.1.40.0000.02711.76
5.1.30.0000.05711.76
5.1.20.0000.06011.76
5.1.10.0070.04311.76
5.1.00.0100.05011.76
5.0.50.0030.03011.76
5.0.40.0070.03311.76
5.0.30.0000.06711.76
5.0.20.0000.03711.76
5.0.10.0030.04011.76
5.0.00.0070.06711.76
4.4.90.0100.02311.76
4.4.80.0030.03311.76
4.4.70.0070.02311.76
4.4.60.0070.03011.76
4.4.50.0030.03711.76
4.4.40.0000.05711.76
4.4.30.0070.03011.76
4.4.20.0000.03311.76
4.4.10.0000.02011.76
4.4.00.0100.05011.76
4.3.110.0030.03011.76
4.3.100.0000.03311.76
4.3.90.0000.03711.76
4.3.80.0030.04011.76
4.3.70.0070.03011.76
4.3.60.0030.01311.76
4.3.50.0030.04011.76
4.3.40.0030.03711.76
4.3.30.0000.03311.76
4.3.20.0000.02311.76
4.3.10.0030.02711.76
4.3.00.0000.02011.76

preferences:
44.79 ms | 400 KiB | 5 Q