3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x($n) { echo "$n's Factors: "; for($i = 1; $i <= $n; $i++) { if ($n % $i == 0 && $i != $n) { $factors[] = $i; echo "$i "; } } if ($n == array_sum($factors)) {echo "[Perfect]"; } else { echo "[Imperfect]"; } } x (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)
8.3.60.0100.00718.30
8.3.50.0080.01021.27
8.3.40.0180.00018.80
8.3.30.0110.00418.71
8.3.20.0040.00418.78
8.3.10.0080.00020.24
8.3.00.0040.00423.70
8.2.180.0090.00616.36
8.2.170.0090.00622.96
8.2.160.0100.00320.52
8.2.150.0110.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0120.00319.18
8.2.110.0130.00720.85
8.2.100.0090.00617.91
8.2.90.0020.00519.22
8.2.80.0000.00717.97
8.2.70.0040.00417.50
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0080.00018.22
8.2.30.0030.00519.79
8.2.20.0040.00417.71
8.2.10.0030.00617.55
8.2.00.0040.00417.60
8.1.280.0110.01125.92
8.1.270.0040.00423.99
8.1.260.0000.00926.35
8.1.250.0000.00728.09
8.1.240.0030.00622.42
8.1.230.0060.00320.89
8.1.220.0060.00318.77
8.1.210.0040.00418.97
8.1.200.0080.00017.35
8.1.190.0070.00017.53
8.1.180.0040.00418.10
8.1.170.0000.00818.70
8.1.160.0080.00018.78
8.1.150.0050.00318.69
8.1.140.0040.00417.36
8.1.130.0030.00317.80
8.1.120.0040.00417.40
8.1.110.0000.00717.33
8.1.100.0000.00817.33
8.1.90.0070.00017.51
8.1.80.0070.00017.35
8.1.70.0030.00317.37
8.1.60.0000.00717.60
8.1.50.0000.00717.50
8.1.40.0040.00417.52
8.1.30.0030.00517.65
8.1.20.0040.00417.66
8.1.10.0050.00317.50
8.1.00.0050.00217.45
8.0.300.0030.00319.78
8.0.290.0090.00216.75
8.0.280.0030.00518.34
8.0.270.0040.00417.23
8.0.260.0060.00018.30
8.0.250.0050.00216.93
8.0.240.0000.00816.84
8.0.230.0000.00716.83
8.0.220.0070.00016.89
8.0.210.0040.00416.79
8.0.200.0030.00316.93
8.0.190.0000.00716.93
8.0.180.0070.00016.86
8.0.170.0080.00016.91
8.0.160.0030.00316.84
8.0.150.0080.00016.69
8.0.140.0000.00716.74
8.0.130.0000.00513.30
8.0.120.0000.00716.81
8.0.110.0000.00716.95
8.0.100.0000.00716.83
8.0.90.0050.00217.00
8.0.80.0030.01216.77
8.0.70.0070.00016.94
8.0.60.0000.00716.89
8.0.50.0050.00316.88
8.0.30.0100.00917.11
8.0.20.0090.00917.40
8.0.10.0040.00417.05
8.0.00.0130.00716.78
7.4.330.0020.00213.43
7.4.320.0080.00016.55
7.4.300.0060.00016.48
7.4.290.0000.00716.53
7.4.280.0000.01016.60
7.4.270.0040.00416.50
7.4.260.0000.00513.36
7.4.250.0030.00316.47
7.4.240.0030.00316.35
7.4.230.0030.00316.61
7.4.220.0110.00416.59
7.4.210.0050.01016.55
7.4.200.0040.00316.40
7.4.190.0000.00816.66
7.4.160.0080.00816.53
7.4.150.0060.01217.40
7.4.140.0100.00917.86
7.4.130.0070.00916.42
7.4.120.0050.01316.51
7.4.110.0070.01016.62
7.4.100.0030.01216.63
7.4.90.0120.00616.56
7.4.80.0090.00919.37
7.4.70.0080.00916.50
7.4.60.0060.01216.27
7.4.50.0030.00516.22
7.4.40.0060.00922.27
7.4.30.0120.00616.55
7.4.00.0050.01314.91
7.3.330.0060.00013.32
7.3.320.0040.00413.09
7.3.310.0000.00716.30
7.3.300.0030.00316.34
7.3.290.0030.01016.29
7.3.280.0110.00416.31
7.3.270.0090.00917.40
7.3.260.0070.01018.24
7.3.250.0080.01316.29
7.3.240.0040.01216.66
7.3.230.0080.00816.41
7.3.210.0100.00616.22
7.3.200.0120.00919.39
7.3.190.0140.01116.67
7.3.180.0060.01016.56
7.3.170.0130.00616.53
7.3.160.0090.00916.40
7.3.120.0080.00914.64
7.3.110.0090.00815.02
7.3.100.0100.00314.68
7.3.90.0000.01214.68
7.3.80.0040.00814.74
7.3.70.0140.00014.81
7.3.60.0070.00714.86
7.3.50.0100.00314.92
7.3.40.0030.00814.99
7.3.30.0090.00314.80
7.3.20.0060.00916.58
7.3.10.0070.01016.44
7.3.00.0110.00416.75
7.2.330.0120.00616.70
7.2.320.0070.01016.44
7.2.310.0140.01116.70
7.2.300.0050.01316.45
7.2.290.0170.00016.48
7.2.250.0060.01314.95
7.2.240.0070.01315.30
7.2.230.0030.01315.23
7.2.220.0090.00615.09
7.2.210.0100.00714.87
7.2.200.0100.00315.16
7.2.190.0000.01315.08
7.2.180.0030.01015.21
7.2.170.0040.01515.00
7.2.00.0030.01519.25
7.1.330.0070.01015.91
7.1.320.0000.01115.80
7.1.310.0030.00915.74
7.1.300.0100.00315.87
7.1.290.0030.01015.85
7.1.280.0030.01015.57
7.1.270.0030.01015.55
7.1.260.0030.01016.00
7.1.200.0040.01115.78
7.1.100.0080.00317.77
7.1.70.0000.00916.89
7.1.60.0030.02019.40
7.1.50.0030.01016.93
7.1.00.0000.03722.45
7.0.200.0030.00616.83
7.0.140.0130.06322.21
7.0.60.0030.04019.92
7.0.50.0000.04717.88
7.0.40.0070.04020.23
7.0.30.0470.08320.21
7.0.20.0300.07320.09
7.0.10.0130.04720.06
7.0.00.0070.07020.14
5.6.280.0030.07321.10
5.6.210.0100.08320.75
5.6.200.0070.06018.15
5.6.190.0130.03320.50
5.6.180.0270.05720.77
5.6.170.0230.04020.47
5.6.160.0030.04720.61
5.6.150.0030.06318.16
5.6.140.0070.08318.11
5.6.130.0100.05318.15
5.6.120.0170.03321.02
5.6.110.0130.06321.13
5.6.100.0070.06021.13
5.6.90.0070.07321.09
5.6.80.0070.07320.38
5.6.70.0200.04020.36
5.5.350.0130.03720.43
5.5.340.0130.07017.98
5.5.330.0000.04720.42
5.5.320.0270.08020.43
5.5.310.0300.05720.31
5.5.300.0070.08317.94
5.5.290.0070.03717.98
5.5.280.0070.08320.90
5.5.270.0070.04020.79
5.5.260.0070.08020.77
5.5.250.0130.07320.68
5.5.240.0100.05720.19
5.4.450.1700.05019.39
5.4.440.1530.04019.46
5.4.430.1570.03719.16
5.4.420.1500.04019.38
5.4.410.1570.04019.26
5.4.400.1730.04719.09
5.4.390.1500.04018.84
5.4.380.1570.03719.07
5.4.370.1500.04318.95
5.4.360.1630.03318.83
5.4.350.1830.05018.95
5.4.340.1530.04019.06
5.4.320.1600.04019.22
5.4.310.1770.04319.11
5.4.300.1770.05319.21
5.4.290.1770.04319.13
5.4.280.1630.04018.83
5.4.270.1630.03719.30
5.4.260.1670.04018.95
5.4.250.1600.03719.21
5.4.240.1930.04018.95
5.4.230.1630.04718.99
5.4.220.1870.03719.23
5.4.210.1730.04019.17
5.4.200.1700.04719.23
5.4.190.1530.03719.08
5.4.180.1830.04319.17
5.4.170.1430.04018.97
5.4.160.1700.04019.15
5.4.150.1730.04719.15
5.4.140.1830.03016.50
5.4.130.1730.04016.35
5.4.120.1770.03316.49
5.4.110.1800.04016.21
5.4.100.1800.03716.34
5.4.90.1530.03716.59
5.4.80.1730.04316.44
5.4.70.1770.04016.39
5.4.60.1770.04316.39
5.4.50.1630.04316.53
5.4.40.1800.04016.54
5.4.30.1800.04316.52
5.4.20.1770.03316.37
5.4.10.1770.03716.53
5.4.00.1700.03315.95
5.3.290.1700.04714.57
5.3.280.1800.04014.56
5.3.270.1700.05014.58
5.3.260.1730.05014.69
5.3.250.1770.04314.53
5.3.240.1600.04314.58
5.3.230.1770.04314.82
5.3.220.1800.04314.53
5.3.210.2070.04314.56
5.3.200.2200.03314.71
5.3.190.2070.04714.57
5.3.180.2030.04014.46
5.3.170.1670.04714.48
5.3.160.1770.04714.63
5.3.150.1730.04314.64
5.3.140.1630.05314.70
5.3.130.1800.04714.44
5.3.120.1670.04714.56
5.3.110.1830.05314.52
5.3.100.1570.03713.95
5.3.90.1770.04714.07
5.3.80.1800.04014.09
5.3.70.1500.04013.96
5.3.60.1830.04013.98
5.3.50.1530.04013.86
5.3.40.1730.03713.87
5.3.30.1530.03714.05
5.3.20.1570.03013.61
5.3.10.1670.04313.66
5.3.00.1600.03013.54
5.2.170.1200.03311.04
5.2.160.1230.03311.06
5.2.150.1270.03011.05
5.2.140.1230.03011.07
5.2.130.1500.03011.08
5.2.120.1400.04011.33
5.2.110.1570.02311.02
5.2.100.1230.03011.02
5.2.90.1330.03011.01
5.2.80.1430.04011.09
5.2.70.1470.03311.02
5.2.60.1470.03710.95
5.2.50.1400.03310.98
5.2.40.1130.03011.07
5.2.30.1130.03010.96
5.2.20.0970.02711.01
5.2.10.1000.02710.78
5.2.00.1230.03010.73
5.1.60.1070.0209.92
5.1.50.1070.02310.04
5.1.40.1030.0239.98
5.1.30.1230.03010.26
5.1.20.1130.02710.43
5.1.10.1070.02010.12
5.1.00.1230.02710.15
5.0.50.0670.0338.76
5.0.40.0600.0308.76
5.0.30.0530.0338.76
5.0.20.0600.0178.76
5.0.10.0670.0308.76
5.0.00.0670.0478.76
4.4.90.0670.0278.76
4.4.80.0670.0138.76
4.4.70.0600.0208.76
4.4.60.0570.0178.76
4.4.50.0530.0178.76
4.4.40.0670.0408.76
4.4.30.0670.0138.76
4.4.20.0630.0308.76
4.4.10.0600.0208.76
4.4.00.0530.0278.76
4.3.110.0600.0138.76
4.3.100.0570.0178.76
4.3.90.0670.0238.76
4.3.80.0530.0278.76
4.3.70.0570.0208.76
4.3.60.0700.0238.76
4.3.50.0730.0208.76
4.3.40.0630.0378.76
4.3.30.0330.0308.76
4.3.20.0300.0338.76
4.3.10.0300.0338.76
4.3.00.0330.0138.76

preferences:
47.3 ms | 401 KiB | 5 Q