3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x($n) { for($i = 1; $i <= $n; $i++) { if ($n % $i == 0 && $i != $n) { $factors[] = $i; echo "$i is a factor of $n." . PHP_EOL; } elseif ($i == $n) { echo "Removing $n from array.." . PHP_EOL; echo array_sum($factors) . " $n"; } } if ($n == array_sum($factors)) { echo "It's perfect!" . PHP_EOL; } else { echo "It's not perfect!" . PHP_EOL; } } x(28); ?>

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)
8.3.60.0170.00018.68
8.3.50.0070.01122.17
8.3.40.0150.00018.67
8.3.30.0070.00718.71
8.3.20.0000.00818.66
8.3.10.0040.00420.47
8.3.00.0070.00023.49
8.2.180.0070.01116.75
8.2.170.0070.00722.96
8.2.160.0030.01020.47
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0030.00626.16
8.2.120.0040.00419.36
8.2.110.0100.00022.13
8.2.100.0090.00317.84
8.2.90.0040.00419.22
8.2.80.0060.00318.05
8.2.70.0000.00817.63
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0030.00518.05
8.2.30.0070.00318.14
8.2.20.0020.00517.67
8.2.10.0030.00617.63
8.2.00.0080.00017.76
8.1.280.0140.00325.92
8.1.270.0000.00923.99
8.1.260.0090.00926.35
8.1.250.0070.00028.09
8.1.240.0070.00420.81
8.1.230.0090.00320.96
8.1.220.0080.00018.77
8.1.210.0040.00418.91
8.1.200.0030.00717.23
8.1.190.0060.00317.40
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0040.00418.78
8.1.150.0060.00318.60
8.1.140.0040.00417.51
8.1.130.0030.00517.83
8.1.120.0000.00717.50
8.1.110.0080.00417.42
8.1.100.0050.00317.46
8.1.90.0000.00717.50
8.1.80.0000.00717.46
8.1.70.0030.00517.46
8.1.60.0060.00317.67
8.1.50.0000.00717.41
8.1.40.0000.00817.62
8.1.30.0050.00217.63
8.1.20.0000.00817.66
8.1.10.0000.00717.41
8.1.00.0040.00417.46
8.0.300.0030.00619.88
8.0.290.0040.00416.63
8.0.280.0070.00018.46
8.0.270.0000.00717.28
8.0.260.0000.00716.71
8.0.250.0040.00416.98
8.0.240.0040.00417.00
8.0.230.0000.00716.97
8.0.220.0000.00716.89
8.0.210.0040.00416.92
8.0.200.0030.00317.01
8.0.190.0060.00317.03
8.0.180.0030.00616.84
8.0.170.0000.00716.92
8.0.160.0030.00416.87
8.0.150.0030.00616.84
8.0.140.0080.00016.88
8.0.130.0000.00613.42
8.0.120.0000.00816.85
8.0.110.0060.00316.97
8.0.100.0000.00816.86
8.0.90.0040.00416.98
8.0.80.0060.01316.82
8.0.70.0070.00016.94
8.0.60.0000.00716.79
8.0.50.0050.00316.93
8.0.30.0090.00916.98
8.0.20.0140.00817.40
8.0.10.0040.00416.81
8.0.00.0100.01216.62
7.4.330.0000.00514.77
7.4.320.0000.00816.63
7.4.300.0040.00416.67
7.4.290.0040.00416.48
7.4.280.0040.00416.64
7.4.270.0000.00716.50
7.4.260.0000.00513.29
7.4.250.0040.00416.61
7.4.240.0030.00316.59
7.4.230.0040.00416.70
7.4.220.0120.00616.48
7.4.210.0050.00816.57
7.4.200.0030.00316.61
7.4.190.0070.00016.78
7.4.160.0110.00816.56
7.4.150.0100.00717.40
7.4.140.0120.00517.86
7.4.130.0110.00816.61
7.4.120.0050.01316.67
7.4.110.0150.00316.64
7.4.100.0070.01116.71
7.4.90.0120.00616.52
7.4.80.0100.00719.04
7.4.70.0130.00616.50
7.4.60.0120.00616.61
7.4.50.0050.00316.40
7.4.40.0000.01122.27
7.4.30.0100.00816.67
7.4.00.0060.00914.62
7.3.330.0060.00013.16
7.3.320.0000.00613.34
7.3.310.0000.00716.36
7.3.300.0040.00416.39
7.3.290.0110.00616.43
7.3.280.0060.01016.34
7.3.270.0100.00717.40
7.3.260.0100.00718.24
7.3.250.0080.00916.65
7.3.240.0100.00716.34
7.3.230.0190.00016.39
7.3.210.0120.00916.30
7.3.200.0160.00419.39
7.3.190.0100.01016.39
7.3.180.0040.01316.28
7.3.170.0060.01316.67
7.3.160.0060.01016.45
7.3.120.0000.01115.10
7.3.10.0040.00816.40
7.3.00.0100.00316.36
7.2.330.0090.00916.70
7.2.320.0100.00716.72
7.2.310.0060.01316.59
7.2.300.0120.00416.82
7.2.290.0080.00816.59
7.2.130.0040.00816.69
7.2.120.0080.00316.95
7.2.110.0030.00617.00
7.2.100.0060.00617.00
7.2.90.0030.00916.94
7.2.80.0040.00816.63
7.2.70.0140.00816.98
7.2.60.0140.00416.87
7.2.50.0090.00617.00
7.2.40.0070.00716.91
7.2.30.0080.00816.95
7.2.20.0070.00716.88
7.2.10.0030.01016.91
7.2.00.0060.00316.98
7.1.250.0070.00715.48
7.1.200.0030.01015.91
7.1.70.0000.00917.26
7.1.60.0190.00619.40
7.1.50.0200.01634.90
7.1.00.0100.06322.48
7.0.200.0000.01016.87
7.0.140.0030.07322.15
7.0.60.0400.04319.87
7.0.50.0070.08017.87
7.0.40.0100.07717.84
7.0.30.0030.08317.73
7.0.20.0130.08017.72
7.0.10.0070.08017.68
7.0.00.0170.06717.85
5.6.280.0100.06721.02
5.6.210.0100.08720.50
5.6.200.0000.05718.13
5.6.190.0070.08318.18
5.6.180.0070.07018.18
5.6.170.0130.06318.19
5.6.160.0070.06718.12
5.6.150.0000.06718.18
5.6.140.0100.06318.28
5.6.130.0000.04718.30
5.6.120.0070.08018.11
5.6.110.0070.08718.11
5.6.100.0070.08018.16
5.6.90.0130.07718.25
5.6.80.0030.07317.57
5.6.70.0070.07317.56
5.6.60.0030.06017.64
5.6.50.0100.07317.57
5.6.40.0230.05017.51
5.6.30.0030.08017.61
5.6.20.0030.05017.56
5.6.10.0070.07717.53
5.6.00.0130.05717.52
5.5.350.0170.07320.50
5.5.340.0070.08317.96
5.5.330.0100.08018.07
5.5.320.0070.08017.98
5.5.310.0130.07317.98
5.5.300.0000.05017.97
5.5.290.0030.08717.92
5.5.280.0070.04318.07
5.5.270.0130.07717.97
5.5.260.0100.08017.97
5.5.250.0030.04717.89
5.5.240.0100.06017.36
5.5.230.0100.07317.43
5.5.220.0070.08017.33
5.5.210.0100.06017.36
5.5.200.0070.08017.34
5.5.190.0170.04317.44
5.5.180.0070.07717.27
5.5.160.0100.06717.34
5.5.150.0030.05017.27
5.5.140.0170.05717.33
5.5.130.0000.08017.33
5.5.120.0030.08017.37
5.5.110.0030.07717.38
5.5.100.0000.08017.22
5.5.90.0100.07017.32
5.5.80.0100.07317.21
5.5.70.0070.08017.20
5.5.60.0100.05017.25
5.5.50.0000.08317.26
5.5.40.0070.07317.25
5.5.30.0030.07717.19
5.5.20.0070.05717.18
5.5.10.0170.05317.27
5.5.00.0030.04317.21
5.4.450.0130.07719.45
5.4.440.0100.03719.28
5.4.430.0070.04019.30
5.4.420.0000.08019.27
5.4.410.0200.06719.32
5.4.400.0070.07718.96
5.4.390.0030.05019.16
5.4.380.0070.04019.06
5.4.370.0100.07019.06
5.4.360.0130.06718.88
5.4.350.0100.06718.88
5.4.340.0000.08719.02
5.4.320.0100.06719.00
5.4.310.0070.05019.05
5.4.300.0030.05319.02
5.4.290.0100.06719.27
5.4.280.0100.04719.01
5.4.270.0070.08019.05
5.4.260.0030.04719.05
5.4.250.0130.07019.01
5.4.240.0130.06019.11
5.4.230.0070.07719.04
5.4.220.0070.04719.04
5.4.210.0030.07319.04
5.4.200.0000.05719.04
5.4.190.0130.07319.13
5.4.180.0070.04719.04
5.4.170.0030.04019.09
5.4.160.0070.05319.07
5.4.150.0100.06718.94
5.4.140.0030.06316.38
5.4.130.0100.04316.43
5.4.120.0270.03016.46
5.4.110.0030.07716.48
5.4.100.0170.06316.59
5.4.90.0070.06716.37
5.4.80.0100.07016.41
5.4.70.0070.04716.46
5.4.60.0070.04716.30
5.4.50.0070.04016.39
5.4.40.0100.06316.41
5.4.30.0100.06716.52
5.4.20.0070.07016.32
5.4.10.0130.06016.38
5.4.00.0070.06016.02
5.3.290.0100.07314.71
5.3.280.0030.08014.65
5.3.270.0070.03714.82
5.3.260.0070.05714.63
5.3.250.0070.06714.64
5.3.240.0070.06314.63
5.3.230.0030.06314.59
5.3.220.0130.04014.55
5.3.210.0070.07714.60
5.3.200.0070.04714.52
5.3.190.0070.08014.52
5.3.180.0030.07714.60
5.3.170.0030.04314.59
5.3.160.0070.05714.61
5.3.150.0070.05014.52
5.3.140.0130.07014.59
5.3.130.0130.07314.50
5.3.120.0070.07014.76
5.3.110.0030.04014.58
5.3.100.0070.08014.09
5.3.90.0100.06714.04
5.3.80.0030.07314.08
5.3.70.0070.04014.21
5.3.60.0030.08013.98
5.3.50.0070.06713.94
5.3.40.0130.06013.96
5.3.30.0030.04713.91
5.3.20.0130.06713.77
5.3.10.0070.03313.70
5.3.00.0070.03313.69
5.2.170.0100.04711.19
5.2.160.0070.06011.20
5.2.150.0030.04711.35
5.2.140.0070.05711.35
5.2.130.0030.05311.16
5.2.120.0000.06310.99
5.2.110.0070.02311.15
5.2.100.0000.06011.11
5.2.90.0070.06311.14
5.2.80.0100.04011.18
5.2.70.0030.03711.07
5.2.60.0100.02311.06
5.2.50.0030.04011.02
5.2.40.0030.02711.00
5.2.30.0030.02711.00
5.2.20.0000.03010.95
5.2.10.0100.02710.83
5.2.00.0070.02310.77
5.1.60.0030.02310.08
5.1.50.0030.0239.98
5.1.40.0030.02310.06
5.1.30.0030.02710.36
5.1.20.0000.02710.40
5.1.10.0000.0279.92
5.1.00.0000.0279.91
5.0.50.0000.0208.47
5.0.40.0000.0208.41
5.0.30.0000.0308.35
5.0.20.0070.0178.35
5.0.10.0000.0208.35
5.0.00.0000.0308.35
4.4.90.0000.0208.35
4.4.80.0030.0138.35
4.4.70.0000.0178.35
4.4.60.0000.0178.35
4.4.50.0070.0108.35
4.4.40.0000.0238.35
4.4.30.0030.0138.35
4.4.20.0000.0178.35
4.4.10.0000.0178.35
4.4.00.0030.0238.35
4.3.110.0000.0178.35
4.3.100.0030.0138.35
4.3.90.0030.0108.35
4.3.80.0000.0238.35
4.3.70.0000.0178.35
4.3.60.0030.0178.35
4.3.50.0030.0138.35
4.3.40.0000.0238.35
4.3.30.0000.0138.35
4.3.20.0000.0178.35
4.3.10.0000.0138.35
4.3.00.0000.0138.35

preferences:
47.77 ms | 401 KiB | 5 Q