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[] = $i; } else { echo "$factors[1] $factors[2] $factors[3]"; } } return ($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)
8.3.60.0160.00316.63
8.3.50.0060.00921.98
8.3.40.0190.00419.09
8.3.30.0070.00719.21
8.3.20.0050.00320.35
8.3.10.0080.00023.70
8.3.00.0000.00819.12
8.2.180.0100.01318.56
8.2.170.0110.00422.96
8.2.160.0130.00620.47
8.2.150.0070.01024.18
8.2.140.0030.00524.66
8.2.130.0120.00626.16
8.2.120.0040.00420.97
8.2.110.0060.00322.11
8.2.100.0090.00317.84
8.2.90.0050.00319.07
8.2.80.0050.00317.97
8.2.70.0060.00317.49
8.2.60.0050.00318.05
8.2.50.0000.00818.07
8.2.40.0050.00320.07
8.2.30.0030.00618.27
8.2.20.0000.00817.68
8.2.10.0030.00518.06
8.2.00.0040.00417.70
8.1.280.0100.00725.92
8.1.270.0130.00623.83
8.1.260.0080.00026.35
8.1.250.0110.00428.09
8.1.240.0060.00318.86
8.1.230.0070.00719.15
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00617.38
8.1.190.0030.00617.23
8.1.180.0050.00318.10
8.1.170.0050.00318.58
8.1.160.0000.00721.89
8.1.150.0040.00418.70
8.1.140.0050.00517.38
8.1.130.0000.00717.83
8.1.120.0050.00217.54
8.1.110.0070.00017.52
8.1.100.0030.00517.36
8.1.90.0050.00317.43
8.1.80.0000.00717.43
8.1.70.0000.00717.45
8.1.60.0040.00417.60
8.1.50.0030.00617.49
8.1.40.0050.00517.42
8.1.30.0040.00717.65
8.1.20.0060.00617.50
8.1.10.0000.00717.50
8.1.00.0000.00817.41
8.0.300.0000.00818.77
8.0.290.0050.00217.04
8.0.280.0000.00818.37
8.0.270.0000.00917.21
8.0.260.0000.00617.18
8.0.250.0030.00317.05
8.0.240.0000.00616.91
8.0.230.0000.00717.05
8.0.220.0030.00316.89
8.0.210.0000.00716.98
8.0.200.0000.00617.06
8.0.190.0050.00217.04
8.0.180.0000.00817.01
8.0.170.0050.00316.83
8.0.160.0000.00816.98
8.0.150.0040.00716.80
8.0.140.0040.00416.93
8.0.130.0000.00813.35
8.0.120.0040.00416.93
8.0.110.0070.00016.94
8.0.100.0090.00017.02
8.0.90.0040.00416.82
8.0.80.0100.00616.92
8.0.70.0020.00516.99
8.0.60.0040.00417.03
8.0.50.0040.00416.99
8.0.30.0060.01117.22
8.0.20.0120.00817.40
8.0.10.0040.00417.04
8.0.00.0130.01116.82
7.4.330.0060.00015.14
7.4.320.0060.00016.54
7.4.300.0000.00716.43
7.4.290.0030.00616.51
7.4.280.0000.00716.46
7.4.270.0050.00316.46
7.4.260.0050.00216.51
7.4.250.0040.00416.49
7.4.240.0020.00516.55
7.4.230.0030.00316.37
7.4.220.0070.01116.38
7.4.210.0080.00616.63
7.4.200.0000.00816.54
7.4.190.0000.00716.69
7.4.160.0000.01616.50
7.4.150.0120.00617.40
7.4.140.0140.00417.86
7.4.130.0090.00916.58
7.4.120.0110.00816.50
7.4.110.0070.01116.56
7.4.100.0120.00616.48
7.4.90.0000.01716.61
7.4.80.0110.01119.39
7.4.70.0080.01116.36
7.4.60.0060.01316.64
7.4.50.0000.00416.63
7.4.40.0100.00616.54
7.4.30.0070.01616.58
7.4.00.0070.00715.02
7.3.330.0000.00513.43
7.3.320.0060.00013.45
7.3.310.0040.00416.48
7.3.300.0030.00316.31
7.3.290.0110.00316.34
7.3.280.0110.00716.38
7.3.270.0150.00317.40
7.3.260.0070.01016.71
7.3.250.0070.01116.46
7.3.240.0150.00816.50
7.3.230.0130.00316.49
7.3.210.0100.01316.51
7.3.200.0090.01219.39
7.3.190.0100.00716.56
7.3.180.0060.00916.31
7.3.170.0060.01016.39
7.3.160.0120.00316.39
7.3.120.0100.00714.89
7.2.330.0070.01416.86
7.2.320.0130.01016.75
7.2.310.0080.00916.57
7.2.300.0150.00916.64
7.2.290.0090.01416.51
7.2.60.0000.01416.87
7.1.200.0060.00615.58
7.1.70.0000.00717.25
7.1.60.0030.01119.46
7.1.50.0000.01916.79
7.1.00.0070.07022.36
7.0.200.0060.00316.75
7.0.140.0100.06722.18
7.0.70.0070.06021.58
7.0.60.0070.06721.70
7.0.50.0000.08721.97
7.0.40.0100.07720.10
7.0.30.0070.07020.03
7.0.20.0000.04320.19
7.0.10.0030.08019.98
7.0.00.0030.08720.13
5.6.280.0000.07721.02
5.6.220.0070.08020.59
5.6.210.0100.07320.50
5.6.200.0070.08721.05
5.6.190.0030.06020.94
5.6.180.0070.04021.04
5.6.170.0030.06021.14
5.6.160.0070.08320.94
5.6.150.0070.07721.06
5.6.140.0100.07720.93
5.6.130.0100.08020.98
5.6.120.0100.07721.13
5.6.110.0070.08321.13
5.6.100.0100.07721.04
5.6.90.0070.08021.05
5.6.80.0030.07720.34
5.6.70.0100.07020.39
5.6.60.0100.07320.39
5.6.50.0130.07020.34
5.6.40.0070.06720.43
5.6.30.0030.07720.45
5.6.20.0030.06320.43
5.6.10.0070.07020.39
5.6.00.0030.07720.48
5.5.360.0100.08020.30
5.5.350.0070.05720.36
5.5.340.0100.07320.86
5.5.330.0030.04320.86
5.5.320.0030.04720.73
5.5.310.0030.04020.75
5.5.300.0130.03320.68
5.5.290.0100.07320.78
5.5.280.0130.07320.92
5.5.270.0070.08020.89
5.5.260.0070.08020.73
5.5.250.0100.07720.57
5.5.240.0130.06320.26
5.5.230.0070.07320.25
5.5.220.0070.08320.20
5.5.210.0130.06320.30
5.5.200.0130.07020.22
5.5.190.0070.07320.15
5.5.180.0100.05020.21
5.5.160.0030.07320.24
5.5.150.0100.07020.14
5.5.140.0100.07719.96
5.5.130.0030.07720.11
5.5.120.0030.05720.13
5.5.110.0030.07720.21
5.5.100.0100.06720.05
5.5.90.0030.05720.20
5.5.80.0070.07320.16
5.5.70.0070.05720.10
5.5.60.0070.05020.09
5.5.50.0130.06720.05
5.5.40.0000.08020.06
5.5.30.0100.07020.05
5.5.20.0070.06320.11
5.5.10.0070.07020.04
5.5.00.0070.07020.07
5.4.450.0030.08019.36
5.4.440.0100.07019.57
5.4.430.0070.07019.45
5.4.420.0000.05019.56
5.4.410.0000.08319.32
5.4.400.0070.05719.17
5.4.390.0070.07719.23
5.4.380.0070.06719.03
5.4.370.0070.04019.14
5.4.360.0100.07319.13
5.4.350.0000.07319.14
5.4.340.0000.06018.89
5.4.320.0030.07718.95
5.4.310.0000.06319.16
5.4.300.0070.06018.98
5.4.290.0000.06318.95
5.4.280.0000.05318.84
5.4.270.0130.07319.03
5.4.260.0000.08319.09
5.4.250.0030.07719.15
5.4.240.0100.05719.14
5.4.230.0030.05318.89
5.4.220.0100.03719.03
5.4.210.0000.04719.08
5.4.200.0070.07719.22
5.4.190.0070.07319.09
5.4.180.0030.07318.83
5.4.170.0030.07319.03
5.4.160.0030.07319.14
5.4.150.0000.07019.14
5.4.140.0070.06716.41
5.4.130.0070.04716.36
5.4.120.0030.07316.37
5.4.110.0030.07716.50
5.4.100.0000.07016.35
5.4.90.0070.06016.43
5.4.80.0000.07316.33
5.4.70.0000.07016.47
5.4.60.0030.05016.48
5.4.50.0030.04716.31
5.4.40.0070.04716.41
5.4.30.0070.05316.40
5.4.20.0030.05716.36
5.4.10.0070.07316.39
5.4.00.0070.06715.80
5.3.290.0070.07014.59
5.3.280.0070.05714.52
5.3.270.0030.08014.66
5.3.260.0030.06314.53
5.3.250.0070.06714.72
5.3.240.0130.06714.59
5.3.230.0030.07314.52
5.3.220.0000.07714.58
5.3.210.0070.07714.55
5.3.200.0070.06714.55
5.3.190.0030.06714.49
5.3.180.0000.08014.57
5.3.170.0030.07314.62
5.3.160.0030.06314.58
5.3.150.0070.06314.53
5.3.140.0070.04314.57
5.3.130.0000.08314.54
5.3.120.0000.05714.47
5.3.110.0100.05314.55
5.3.100.0070.05014.03
5.3.90.0030.07714.02
5.3.80.0000.07314.06
5.3.70.0070.06314.10
5.3.60.0030.07713.98
5.3.50.0030.06314.08
5.3.40.0070.06713.88
5.3.30.0030.07013.96
5.3.20.0070.06713.69
5.3.10.0000.07713.64
5.3.00.0000.06713.74
5.2.170.0070.06011.15
5.2.160.0070.06011.04
5.2.150.0030.04311.07
5.2.140.0030.06011.05
5.2.130.0070.04311.11
5.2.120.0000.05311.03
5.2.110.0030.04711.16
5.2.100.0000.05711.13
5.2.90.0030.06011.13
5.2.80.0070.05711.23
5.2.70.0030.05711.11
5.2.60.0030.05711.05
5.2.50.0130.05310.88
5.2.40.0070.05311.01
5.2.30.0070.05011.03
5.2.20.0070.05310.98
5.2.10.0030.06010.98
5.2.00.0030.05310.80
5.1.60.0070.04710.80
5.1.50.0070.04010.80
5.1.40.0000.04710.80
5.1.30.0030.04710.80
5.1.20.0030.04710.80
5.1.10.0030.05310.80
5.1.00.0030.05010.80
5.0.50.0000.03710.80
5.0.40.0070.03010.80
5.0.30.0030.06710.80
5.0.20.0030.03010.80
5.0.10.0000.02710.80
5.0.00.0070.06310.80
4.4.90.0030.03310.80
4.4.80.0000.03710.80
4.4.70.0070.02710.80
4.4.60.0000.03710.80
4.4.50.0000.03710.80
4.4.40.0030.05010.80
4.4.30.0070.03010.80
4.4.20.0000.03310.80
4.4.10.0030.02710.80
4.4.00.0030.03710.80
4.3.110.0030.03310.80
4.3.100.0000.02710.80
4.3.90.0000.02310.80
4.3.80.0030.04010.80
4.3.70.0000.02010.80
4.3.60.0000.03310.80
4.3.50.0000.02710.80
4.3.40.0070.03710.80
4.3.30.0000.03310.80
4.3.20.0030.03010.80
4.3.10.0100.03310.80
4.3.00.0030.02310.80

preferences:
44.09 ms | 401 KiB | 5 Q