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[] = $i; } } return ($n == array_sum($factors) / 2) ? true : false; echo "$n $factors [$i]"; } 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)
8.3.60.0040.01116.48
8.3.50.0120.00722.06
8.3.40.0110.00418.98
8.3.30.0030.01419.04
8.3.20.0020.00520.34
8.3.10.0040.00423.48
8.3.00.0050.00319.38
8.2.180.0130.00318.29
8.2.170.0150.00022.96
8.2.160.0030.01020.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.01126.16
8.2.120.0070.00022.30
8.2.110.0090.00022.16
8.2.100.0080.00417.97
8.2.90.0040.00419.21
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0000.00818.05
8.2.50.0090.00018.07
8.2.40.0040.00418.34
8.2.30.0020.00518.19
8.2.20.0040.00417.69
8.2.10.0040.00417.98
8.2.00.0030.00717.61
8.1.280.0100.01025.92
8.1.270.0110.00423.82
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00423.96
8.1.230.0090.00319.10
8.1.220.0090.00017.74
8.1.210.0080.00018.77
8.1.200.0070.00417.35
8.1.190.0040.00417.53
8.1.180.0030.00518.10
8.1.170.0060.00318.71
8.1.160.0050.00222.01
8.1.150.0000.00818.64
8.1.140.0080.00017.45
8.1.130.0000.00717.56
8.1.120.0030.00317.38
8.1.110.0000.00717.48
8.1.100.0030.00417.36
8.1.90.0030.00517.37
8.1.80.0000.00817.51
8.1.70.0000.00817.40
8.1.60.0030.00617.46
8.1.50.0000.00917.59
8.1.40.0050.00217.43
8.1.30.0030.00517.63
8.1.20.0030.00617.70
8.1.10.0000.00817.41
8.1.00.0040.00417.43
8.0.300.0020.00518.77
8.0.290.0040.00417.18
8.0.280.0030.00318.49
8.0.270.0000.00717.24
8.0.260.0000.00716.82
8.0.250.0030.00316.91
8.0.240.0070.00016.86
8.0.230.0030.00316.99
8.0.220.0030.00416.80
8.0.210.0000.00716.79
8.0.200.0000.00616.97
8.0.190.0050.00316.92
8.0.180.0000.00716.89
8.0.170.0050.00216.88
8.0.160.0040.00416.92
8.0.150.0000.00716.82
8.0.140.0040.00416.82
8.0.130.0000.00613.33
8.0.120.0030.00516.75
8.0.110.0040.00416.88
8.0.100.0040.00416.89
8.0.90.0000.00716.72
8.0.80.0120.00416.84
8.0.70.0070.00016.86
8.0.60.0040.00416.88
8.0.50.0040.00416.77
8.0.30.0180.00416.98
8.0.20.0050.01417.40
8.0.10.0000.00816.95
8.0.00.0060.01116.77
7.4.330.0000.00515.00
7.4.320.0070.00016.55
7.4.300.0080.00016.58
7.4.290.0030.00316.64
7.4.280.0000.00716.41
7.4.270.0040.00416.54
7.4.260.0090.00016.50
7.4.250.0040.00416.50
7.4.240.0020.00516.64
7.4.230.0060.00016.71
7.4.220.0090.00916.64
7.4.210.0100.00716.63
7.4.200.0030.00316.63
7.4.190.0030.00316.65
7.4.160.0100.00716.32
7.4.150.0150.00317.40
7.4.140.0070.01017.86
7.4.130.0110.00516.47
7.4.120.0070.01216.44
7.4.110.0150.00316.52
7.4.100.0070.01616.52
7.4.90.0150.00316.39
7.4.80.0120.00819.39
7.4.70.0060.00916.38
7.4.60.0030.01316.43
7.4.50.0000.00916.54
7.4.40.0030.01322.77
7.4.30.0070.01316.45
7.4.00.0030.01114.96
7.3.330.0000.00613.30
7.3.320.0000.00513.31
7.3.310.0040.00416.20
7.3.300.0030.00316.17
7.3.290.0110.00716.29
7.3.280.0090.00916.31
7.3.270.0110.00917.40
7.3.260.0090.00916.38
7.3.250.0090.00916.44
7.3.240.0140.00316.33
7.3.230.0090.00916.41
7.3.210.0080.00816.35
7.3.200.0130.00419.39
7.3.190.0130.00916.62
7.3.180.0110.00416.49
7.3.170.0060.00916.41
7.3.160.0040.01116.69
7.3.120.0090.00814.89
7.3.110.0070.01014.94
7.3.100.0080.00515.03
7.3.90.0080.00314.55
7.3.80.0120.00314.96
7.3.70.0030.00714.75
7.3.60.0110.00414.54
7.3.50.0070.01014.79
7.3.40.0000.00914.88
7.3.30.0080.00814.66
7.3.20.0140.00416.66
7.3.10.0030.00616.51
7.3.00.0040.01116.59
7.2.330.0060.01116.80
7.2.320.0090.00616.26
7.2.310.0060.00916.60
7.2.300.0110.01116.84
7.2.290.0120.00616.71
7.2.250.0080.00814.76
7.2.240.0070.01315.09
7.2.230.0060.00914.75
7.2.220.0030.01014.95
7.2.210.0000.01215.09
7.2.200.0070.00414.99
7.2.190.0000.00915.02
7.2.180.0090.00615.03
7.2.170.0060.00615.01
7.2.00.0040.00819.38
7.1.330.0110.00315.88
7.1.320.0000.01415.71
7.1.310.0070.00715.59
7.1.300.0040.00815.75
7.1.290.0090.00615.81
7.1.280.0000.01015.54
7.1.270.0130.00315.80
7.1.260.0040.00715.77
7.1.100.0040.00417.90
7.1.70.0100.00717.18
7.1.60.0100.01619.33
7.1.50.0120.00917.02
7.1.00.0070.07322.28
7.0.200.0000.01116.79
7.0.140.0070.06722.09
7.0.60.0200.07019.91
7.0.50.0030.07017.85
7.0.40.0030.04720.14
7.0.30.0230.07720.12
7.0.20.0230.08020.09
7.0.10.0100.04020.06
7.0.00.0070.09020.06
5.6.280.0100.06320.91
5.6.210.0100.08020.72
5.6.200.0070.08018.19
5.6.190.0170.07720.57
5.6.180.0170.06320.64
5.6.170.0230.03720.71
5.6.160.0070.05720.48
5.6.150.0030.04018.18
5.6.140.0100.06718.17
5.6.130.0030.07318.15
5.6.120.0070.08020.98
5.6.110.0100.08320.89
5.6.100.0030.05321.13
5.6.90.0170.07020.98
5.6.80.0030.06020.44
5.5.350.4130.04320.29
5.5.340.0030.08318.09
5.5.330.0070.04020.27
5.5.320.0300.07320.34
5.5.310.0230.06720.51
5.5.300.0030.06318.07
5.5.290.0030.08718.08
5.5.280.0030.04720.86
5.5.270.0100.08320.87
5.5.260.0030.08720.87
5.5.250.0000.04720.78
5.5.240.0330.07020.24
5.4.450.0270.04319.54
5.4.440.0230.04719.16
5.4.430.0200.04719.48
5.4.420.0300.06719.45
5.4.410.0200.04719.28
5.4.400.0270.07319.25
5.4.390.0230.08019.09
5.4.380.0200.03718.96
5.4.370.0200.03718.83
5.4.360.0200.04719.08
5.4.350.0200.07719.23
5.4.340.0200.04719.31
5.4.320.0200.05319.13
5.4.310.0270.03719.07
5.4.300.0200.03718.95
5.4.290.0230.06719.14
5.4.280.0300.05319.13
5.4.270.0230.04718.82
5.4.260.0100.04319.06
5.4.250.0170.04019.30
5.4.240.0200.03719.21
5.4.230.0270.07019.08
5.4.220.0170.04019.23
5.4.210.0270.06719.13
5.4.200.0230.03318.83
5.4.190.0200.07318.94
5.4.180.0170.04318.83
5.4.170.0270.05318.96
5.4.160.0230.07019.30
5.4.150.0330.05719.04
5.4.140.0300.04316.45
5.4.130.0170.03716.32
5.4.120.0230.04316.34
5.4.110.0230.07716.55
5.4.100.0200.03716.45
5.4.90.0330.05316.61
5.4.80.0270.04316.43
5.4.70.0230.04316.35
5.4.60.0300.07016.43
5.4.50.0270.03316.18
5.4.40.0300.04316.43
5.4.30.0270.04016.37
5.4.20.0170.04716.16
5.4.10.0370.06016.25
5.4.00.0300.04715.77
5.3.290.0300.07014.58
5.3.280.0330.03014.49
5.3.270.0230.03714.82
5.3.260.0200.06314.50
5.3.250.0230.03714.83
5.3.240.0200.05314.52
5.3.230.0270.03314.74
5.3.220.0330.06714.48
5.3.210.0270.03714.48
5.3.200.0170.04714.54
5.3.190.0230.06014.54
5.3.180.0270.03714.58
5.3.170.0270.03314.64
5.3.160.0230.03314.68
5.3.150.0300.04314.57
5.3.140.0170.04014.66
5.3.130.0170.04014.51
5.3.120.0200.03714.55
5.3.110.0200.04014.59
5.3.100.0200.03714.26
5.3.90.0200.03714.03
5.3.80.0230.03713.94
5.3.70.0230.03714.09
5.3.60.0300.04714.01
5.3.50.0200.04314.04
5.3.40.0330.02713.96
5.3.30.0170.04013.82
5.3.20.0130.04013.61
5.3.10.0330.03313.73
5.3.00.0200.03713.64
5.2.170.0200.02312.11
5.2.160.0130.03012.11
5.2.150.0170.03312.11
5.2.140.0100.03312.11
5.2.130.0130.03012.11
5.2.120.0200.03012.11
5.2.110.0100.03712.11
5.2.100.0130.03712.11
5.2.90.0170.02712.11
5.2.80.0130.03012.11
5.2.70.0170.03712.11
5.2.60.0130.03012.11
5.2.50.0130.03012.11
5.2.40.0100.03012.11
5.2.30.0100.03012.11
5.2.20.0200.02012.11
5.2.10.0100.03012.11
5.2.00.0100.02712.11
5.1.60.0100.02312.11
5.1.50.0130.02312.11
5.1.40.0130.02312.11
5.1.30.0070.03012.11
5.1.20.0100.02712.11
5.1.10.0130.02312.11
5.1.00.0070.03012.11
5.0.50.0100.02012.11
5.0.40.0030.02312.11
5.0.30.0070.03012.11
5.0.20.0070.01712.11
5.0.10.0100.02012.11
5.0.00.0100.02712.11
4.4.90.0100.01312.11
4.4.80.0030.01712.11
4.4.70.0030.01712.11
4.4.60.0070.01312.11
4.4.50.0100.01012.11
4.4.40.0070.02312.11
4.4.30.0070.01712.11
4.4.20.0030.01712.11
4.4.10.0030.02012.11
4.4.00.0100.02012.11
4.3.110.0070.01312.11
4.3.100.0100.01012.11
4.3.90.0070.01312.11
4.3.80.0070.02312.11
4.3.70.0070.01312.11
4.3.60.0030.01712.11
4.3.50.0070.01312.11
4.3.40.0070.02312.11
4.3.30.0000.01712.11
4.3.20.0000.01712.11
4.3.10.0030.01312.11
4.3.00.0070.01012.11

preferences:
73.18 ms | 401 KiB | 5 Q