3v4l.org

run code in 300+ PHP versions simultaneously
<?php function perfect($n) { if ($n < 1) { echo "Number has to be Positive."; return false; } for($i = 1; $i <= $n; $i++) { if ($n % $i == 0) { $factors[] = $i; } else { echo "$i is not a factor" . PHP_EOL; } } return ($n == array_sum($factors) / 2) ? true : false; } perfect(42); ?>

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)
8.3.40.0120.00618.84
8.3.30.0040.01119.04
8.3.20.0080.00020.16
8.3.10.0040.00423.66
8.3.00.0050.00322.45
8.2.170.0070.01022.96
8.2.160.0170.00022.21
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00419.36
8.2.110.0030.00622.29
8.2.100.0090.00318.04
8.2.90.0000.00818.34
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0000.00817.93
8.2.50.0040.00418.10
8.2.40.0000.00818.09
8.2.30.0040.00417.99
8.2.20.0040.00417.77
8.2.10.0000.00819.40
8.2.00.0000.00717.55
8.1.270.0000.00722.07
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00023.97
8.1.230.0070.00422.53
8.1.220.0030.00517.74
8.1.210.0000.00918.77
8.1.200.0090.00017.23
8.1.190.0000.00817.23
8.1.180.0050.00318.10
8.1.170.0050.00318.59
8.1.160.0050.00221.97
8.1.150.0000.00818.54
8.1.140.0000.01117.44
8.1.130.0030.00317.73
8.1.120.0040.00817.42
8.1.110.0040.00417.41
8.1.100.0040.00417.44
8.1.90.0080.00017.48
8.1.80.0030.00317.49
8.1.70.0070.00017.43
8.1.60.0000.01017.55
8.1.50.0030.00517.44
8.1.40.0040.00417.51
8.1.30.0030.00617.54
8.1.20.0040.00417.66
8.1.10.0000.00817.51
8.1.00.0000.00817.45
8.0.300.0050.00221.93
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0040.00417.25
8.0.260.0050.00316.72
8.0.250.0070.00016.86
8.0.240.0060.00316.95
8.0.230.0070.00016.95
8.0.220.0000.00716.96
8.0.210.0050.00316.91
8.0.200.0000.00616.96
8.0.190.0000.00716.92
8.0.180.0040.00416.89
8.0.170.0000.00816.93
8.0.160.0050.00316.82
8.0.150.0050.00216.95
8.0.140.0050.00316.74
8.0.130.0030.00313.29
8.0.120.0050.00216.76
8.0.110.0030.00516.80
8.0.100.0050.00316.77
8.0.90.0040.00416.87
8.0.80.0060.00916.88
8.0.70.0000.00816.88
8.0.60.0050.00316.88
8.0.50.0020.00516.86
8.0.30.0120.00817.07
8.0.20.0100.00917.40
8.0.10.0070.00017.05
8.0.00.0150.00816.83
7.4.330.0050.00015.00
7.4.320.0000.00616.43
7.4.300.0030.00316.50
7.4.290.0000.00716.50
7.4.280.0070.00016.49
7.4.270.0040.00416.64
7.4.260.0050.00516.57
7.4.250.0040.00416.48
7.4.240.0040.00416.47
7.4.230.0070.00016.63
7.4.220.0030.01516.39
7.4.210.0090.00616.53
7.4.200.0030.00516.34
7.4.190.0040.00416.73
7.4.160.0060.01016.77
7.4.150.0080.00917.40
7.4.140.0090.01017.86
7.4.130.0110.00716.66
7.4.120.0100.00816.48
7.4.110.0130.01016.55
7.4.100.0140.00316.27
7.4.90.0070.01016.52
7.4.80.0120.01216.51
7.4.70.0060.01016.50
7.4.60.0130.00416.53
7.4.50.0060.00016.20
7.4.40.0030.01322.77
7.4.30.0070.01016.50
7.4.00.0070.00714.73
7.3.330.0050.00013.11
7.3.320.0050.00013.25
7.3.310.0000.00716.37
7.3.300.0030.00316.16
7.3.290.0000.01616.29
7.3.280.0040.01316.27
7.3.270.0100.00717.40
7.3.260.0030.01416.38
7.3.250.0130.00616.42
7.3.240.0070.01116.31
7.3.230.0060.01616.54
7.3.210.0090.00916.50
7.3.200.0170.00019.39
7.3.190.0030.01816.35
7.3.180.0070.01416.54
7.3.170.0030.01316.41
7.3.160.0100.00716.46
7.3.120.0000.01814.80
7.2.330.0140.00416.72
7.2.320.0070.01316.63
7.2.310.0150.00716.58
7.2.300.0030.01516.82
7.2.290.0150.00616.79
7.2.00.0000.01419.42
7.1.100.0030.01016.39
7.1.70.0040.00416.93
7.1.60.0170.00719.32
7.1.50.0060.01517.12
7.1.00.0030.07722.36
7.0.200.0000.00716.94
7.0.140.0100.06722.07
7.0.100.0070.04719.98
7.0.90.0100.04320.14
7.0.80.0130.05019.93
7.0.70.0170.07019.85
7.0.60.0200.06319.96
7.0.50.0230.08020.29
7.0.40.0070.06720.13
7.0.30.0100.03720.05
7.0.20.0070.07320.15
7.0.10.0000.06020.09
7.0.00.0100.03720.02
5.6.280.0100.06020.87
5.6.250.0030.05020.77
5.6.240.0000.07320.62
5.6.230.0100.07320.66
5.6.220.0100.06720.58
5.6.210.0100.08020.47
5.6.200.0070.06021.05
5.6.190.0030.08021.08
5.6.180.0070.06321.04
5.6.170.0000.05321.04
5.6.160.0070.04721.17
5.6.150.0100.06721.06
5.6.140.0000.05020.94
5.6.130.0030.04320.99
5.6.120.0100.08020.97
5.6.110.0070.08721.03
5.6.100.0000.08720.95
5.6.90.0030.08021.00
5.6.80.0100.06320.41
5.6.70.0070.04020.49
5.6.60.0030.04020.43
5.6.50.0030.03720.50
5.6.40.0070.03720.47
5.6.30.0100.03320.32
5.6.20.0130.03320.40
5.6.10.0070.03720.37
5.6.00.0070.03720.49
5.5.380.0030.04020.45
5.5.370.0070.04720.41
5.5.360.0100.04320.49
5.5.350.0070.07320.38
5.5.340.0170.06720.79
5.5.330.0030.07320.73
5.5.320.0170.05320.86
5.5.310.0100.05720.93
5.5.300.0070.05720.84
5.5.290.0130.05320.64
5.5.280.0030.05320.73
5.5.270.0100.03320.88
5.5.260.0070.07720.89
5.5.250.0070.08020.71
5.5.240.0030.03720.29
5.5.230.0170.05720.27
5.5.220.0070.03720.15
5.5.210.0070.03720.29
5.5.200.0070.06720.00
5.5.190.0030.04019.99
5.5.180.0130.03020.13
5.5.160.0130.03320.22
5.5.150.0070.05020.25
5.5.140.0000.04720.11
5.5.130.0030.04319.99
5.5.120.0000.04320.21
5.5.110.0030.03320.24
5.5.100.0130.03020.16
5.5.90.0000.04020.00
5.5.80.0100.02720.11
5.5.70.0100.03720.07
5.5.60.0000.04020.00
5.5.50.0130.03020.11
5.5.40.0030.03320.16
5.5.30.0070.03020.11
5.5.20.0030.03320.10
5.5.10.0030.03320.12
5.5.00.0070.03020.09
5.4.450.0070.08319.37
5.4.440.0100.06319.43
5.4.430.0100.05319.36
5.4.420.0070.07319.45
5.4.410.0030.07319.28
5.4.400.0070.03319.03
5.4.390.0030.03718.82
5.4.380.0030.03719.05
5.4.370.0000.04019.09
5.4.360.0030.03719.05
5.4.350.0030.03718.91
5.4.340.0130.03019.16
5.4.320.0070.03719.16
5.4.310.0070.03719.04
5.4.300.0230.07018.84
5.4.290.0100.03019.16
5.4.280.0070.03019.18
5.4.270.0030.03719.20
5.4.260.0000.04019.07
5.4.250.0130.03019.14
5.4.240.0000.03319.13
5.4.230.0030.03019.04
5.4.220.0070.03319.02
5.4.210.0000.03319.17
5.4.200.0000.04018.86
5.4.190.0000.03319.18
5.4.180.0000.04319.20
5.4.170.0070.03319.15
5.4.160.0030.03319.12
5.4.150.0030.03719.16
5.4.140.0030.03016.37
5.4.130.0000.04316.36
5.4.120.0070.02716.32
5.4.110.0000.03716.39
5.4.100.0030.03016.30
5.4.90.0030.03016.27
5.4.80.0070.02716.33
5.4.70.0000.03316.46
5.4.60.0000.03316.32
5.4.50.0070.02716.33
5.4.40.0000.03716.30
5.4.30.0030.03016.39
5.4.20.0070.02716.36
5.4.10.0030.03016.49
5.4.00.0130.02015.89
5.3.290.0100.02714.69
5.3.280.0030.04014.70
5.3.270.0070.03014.72
5.3.260.0030.03714.52
5.3.250.0030.04014.72
5.3.240.0000.04014.58
5.3.230.0030.03314.70
5.3.220.0070.03014.65
5.3.210.0000.04014.45
5.3.200.0030.04014.58
5.3.190.0030.03314.55
5.3.180.0030.03714.58
5.3.170.0100.02314.55
5.3.160.0000.03714.68
5.3.150.0000.03714.62
5.3.140.0070.03014.58
5.3.130.0100.02314.50
5.3.120.0030.03014.60
5.3.110.0030.03314.55
5.3.100.0030.03013.96
5.3.90.0030.03714.13
5.3.80.0030.03014.13
5.3.70.0030.03014.07
5.3.60.0030.04714.03
5.3.50.0000.03714.00
5.3.40.0030.07713.96
5.3.30.0030.03714.04
5.3.20.0100.03013.74
5.3.10.0000.06013.56
5.3.00.0070.03013.69
5.2.170.0030.06012.61
5.2.160.0030.06312.61
5.2.150.0030.03712.61
5.2.140.0000.03312.61
5.2.130.0000.03012.61
5.2.120.0000.03012.61
5.2.110.0000.06312.61
5.2.100.0030.05712.61
5.2.90.0000.02712.61
5.2.80.0030.06312.61
5.2.70.0000.05312.61
5.2.60.0070.03012.61
5.2.50.0100.03712.61
5.2.40.0000.06712.61
5.2.30.0130.03012.61
5.2.20.0030.05712.61
5.2.10.0070.04712.61
5.2.00.0070.04012.61
5.1.60.0100.05012.61
5.1.50.0000.05712.61
5.1.40.0000.04312.61
5.1.30.0030.02312.61
5.1.20.0000.04012.61
5.1.10.0070.02012.61
5.1.00.0000.03312.61
5.0.50.0000.02012.61
5.0.40.0100.02312.61
5.0.30.0030.06712.61
5.0.20.0070.03012.61
5.0.10.0000.04312.61
5.0.00.0000.03712.61
4.4.90.0070.02712.61
4.4.80.0070.03012.61
4.4.70.0000.03712.61
4.4.60.0000.02712.61
4.4.50.0000.02712.61
4.4.40.0030.04312.61
4.4.30.0000.01312.61
4.4.20.0030.01312.61
4.4.10.0000.02712.61
4.4.00.0000.02712.61
4.3.110.0000.01712.61
4.3.100.0030.03012.61
4.3.90.0000.02312.61
4.3.80.0030.02312.61
4.3.70.0030.03012.61
4.3.60.0000.02712.61
4.3.50.0030.02012.61
4.3.40.0030.05012.61
4.3.30.0000.01712.61
4.3.20.0000.03312.61
4.3.10.0070.03012.61
4.3.00.0030.02012.61

preferences:
38.57 ms | 400 KiB | 5 Q