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) / 2) { echo "It's perfect!" . PHP_EOL; } else { echo "It's not perfect!" . PHP_EOL; } } 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)
8.3.60.0090.00618.19
8.3.50.0070.00922.17
8.3.40.0110.00418.84
8.3.30.0110.00418.84
8.3.20.0090.00018.51
8.3.10.0040.00419.39
8.3.00.0040.00423.65
8.2.180.0140.00016.34
8.2.170.0110.00422.96
8.2.160.0070.00722.31
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00421.13
8.2.110.0040.00420.51
8.2.100.0080.00317.84
8.2.90.0050.00319.22
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0000.00817.93
8.2.50.0000.00818.07
8.2.40.0040.00417.92
8.2.30.0060.00321.21
8.2.20.0040.00417.73
8.2.10.0000.00717.70
8.2.00.0040.00417.75
8.1.280.0000.01525.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0100.00022.46
8.1.230.0070.00420.85
8.1.220.0040.00418.77
8.1.210.0080.00018.84
8.1.200.0000.01017.36
8.1.190.0000.00917.40
8.1.180.0040.00418.10
8.1.170.0040.00418.56
8.1.160.0040.00418.90
8.1.150.0000.00818.66
8.1.140.0000.00717.39
8.1.130.0070.00017.81
8.1.120.0050.00317.55
8.1.110.0040.00317.52
8.1.100.0000.00917.48
8.1.90.0000.00717.38
8.1.80.0080.00017.36
8.1.70.0000.00717.45
8.1.60.0060.00317.57
8.1.50.0070.00017.41
8.1.40.0000.00817.59
8.1.30.0030.00617.61
8.1.20.0040.00417.71
8.1.10.0030.00517.49
8.1.00.0000.00917.55
8.0.300.0000.00820.04
8.0.290.0000.00717.05
8.0.280.0040.00418.46
8.0.270.0030.00317.27
8.0.260.0060.00316.75
8.0.250.0000.00816.95
8.0.240.0080.00016.90
8.0.230.0000.00716.98
8.0.220.0000.00716.88
8.0.210.0040.00416.91
8.0.200.0000.00616.95
8.0.190.0040.00417.00
8.0.180.0040.00416.82
8.0.170.0040.00416.92
8.0.160.0000.00716.97
8.0.150.0040.00416.92
8.0.140.0040.00416.77
8.0.130.0000.00613.33
8.0.120.0000.00816.88
8.0.110.0040.00416.86
8.0.100.0070.00016.97
8.0.90.0070.00016.87
8.0.80.0060.00916.91
8.0.70.0040.00416.73
8.0.60.0000.00816.91
8.0.50.0000.00716.80
8.0.30.0150.00517.06
8.0.20.0120.00617.41
8.0.10.0000.00816.97
8.0.00.0080.00917.00
7.4.330.0050.00014.78
7.4.320.0060.00016.59
7.4.300.0050.00216.44
7.4.290.0030.00316.54
7.4.280.0040.00416.64
7.4.270.0030.00316.39
7.4.260.0030.00313.27
7.4.250.0070.00016.48
7.4.240.0000.00716.63
7.4.230.0070.00016.59
7.4.220.0120.00316.39
7.4.210.0080.00616.53
7.4.200.0070.00016.36
7.4.190.0000.00716.47
7.4.160.0080.00816.59
7.4.150.0090.00917.40
7.4.140.0100.01117.86
7.4.130.0100.00716.50
7.4.120.0160.00316.54
7.4.110.0090.00816.56
7.4.100.0120.00616.60
7.4.90.0120.01216.63
7.4.80.0120.00419.39
7.4.70.0060.01016.46
7.4.60.0060.01316.66
7.4.50.0050.00316.34
7.4.40.0040.01122.77
7.4.30.0090.00916.51
7.4.00.0050.01214.90
7.3.330.0050.00013.35
7.3.320.0050.00013.19
7.3.310.0000.00816.20
7.3.300.0070.00016.24
7.3.290.0070.00716.38
7.3.280.0120.00716.37
7.3.270.0100.01017.40
7.3.260.0100.01018.24
7.3.250.0160.00516.69
7.3.240.0030.01316.31
7.3.230.0000.01616.55
7.3.210.0100.00716.75
7.3.200.0080.01119.39
7.3.190.0080.00816.68
7.3.180.0080.00916.51
7.3.170.0090.00616.40
7.3.160.0060.01616.53
7.3.120.0040.01314.74
7.3.110.0030.01415.05
7.3.100.0100.00614.79
7.3.90.0030.00614.85
7.3.80.0030.00615.03
7.3.70.0040.00414.51
7.3.60.0040.01114.84
7.3.50.0030.00914.95
7.3.40.0080.00414.62
7.3.30.0070.01114.87
7.3.20.0140.00416.53
7.3.10.0100.00316.47
7.3.00.0060.00316.66
7.2.330.0060.01216.77
7.2.320.0170.00016.52
7.2.310.0100.01316.51
7.2.300.0130.00316.85
7.2.290.0120.00416.51
7.2.250.0030.01315.25
7.2.240.0100.00914.81
7.2.230.0030.01315.00
7.2.220.0030.00615.20
7.2.210.0070.01015.11
7.2.200.0090.00015.17
7.2.190.0060.00915.02
7.2.180.0030.00615.25
7.2.170.0100.00715.09
7.2.00.0030.01419.38
7.1.330.0030.01015.98
7.1.320.0040.01115.79
7.1.310.0030.00815.58
7.1.300.0000.00815.83
7.1.290.0070.00715.80
7.1.280.0100.00715.70
7.1.270.0030.01015.91
7.1.260.0040.00816.07
7.1.100.0000.01618.21
7.1.70.0040.01117.29
7.1.60.0100.00619.40
7.1.50.0030.01916.95
7.1.00.0030.03322.45
7.0.200.0030.00316.81
7.0.140.0100.06722.15
7.0.70.0200.07719.91
7.0.60.0070.09020.03
7.0.50.0030.04320.36
7.0.40.0100.03720.11
7.0.30.0130.03319.94
7.0.20.0000.04720.09
7.0.10.0100.03720.13
7.0.00.0030.04720.09
5.6.220.0130.08020.59
5.6.210.0070.07020.66
5.6.200.0100.03721.08
5.6.190.0070.04021.05
5.6.180.0070.04021.17
5.6.170.0070.06320.96
5.6.160.0030.04321.06
5.6.150.0130.08021.01
5.6.140.0070.06320.95
5.6.130.0070.06321.04
5.6.120.0070.04320.91
5.6.110.0070.05320.93
5.6.100.0030.04321.00
5.6.90.0100.03721.15
5.6.80.0130.06020.45
5.6.70.0030.07020.48
5.6.60.0030.04020.44
5.6.50.0030.06320.39
5.6.40.0000.04720.30
5.6.30.0070.03720.53
5.6.20.0000.04320.39
5.6.10.0070.03720.40
5.6.00.0070.04320.39
5.5.360.0070.09020.54
5.5.350.0230.06320.39
5.5.340.0070.07320.88
5.5.330.0070.04020.76
5.5.320.0030.04320.76
5.5.310.0030.04320.93
5.5.300.0100.03720.88
5.5.290.0100.03720.91
5.5.280.0030.03720.78
5.5.270.0070.04020.86
5.5.260.0030.03720.72
5.5.250.0130.03020.69
5.5.240.0070.04020.15
5.5.230.0000.04319.99
5.5.220.0100.05720.13
5.5.210.0030.03720.27
5.5.200.0030.07320.25
5.5.190.0070.06020.28
5.5.180.0030.04320.27
5.5.160.0000.04720.22
5.5.150.0030.04020.14
5.5.140.0030.04720.25
5.5.130.0170.05320.19
5.5.120.0030.04320.08
5.5.110.0070.03720.19
5.5.100.0170.06020.07
5.5.90.0100.07320.04
5.5.80.0130.05020.15
5.5.70.0100.07720.12
5.5.60.0100.06720.05
5.5.50.0030.08319.97
5.5.40.0030.06320.09
5.5.30.0030.08320.08
5.5.20.0130.07020.14
5.5.10.0070.06020.00
5.5.00.0100.07720.08
5.4.450.0130.02319.45
5.4.440.0000.03719.38
5.4.430.0000.04319.45
5.4.420.0030.03019.46
5.4.410.0070.03719.38
5.4.400.0070.02719.09
5.4.390.0000.03319.14
5.4.380.0000.03318.95
5.4.370.0030.04319.20
5.4.360.0030.04719.03
5.4.350.0030.03719.14
5.4.340.0000.04718.89
5.4.320.0100.03318.90
5.4.310.0070.03719.12
5.4.300.0030.04319.04
5.4.290.0030.04019.13
5.4.280.0100.05319.12
5.4.270.0030.04019.04
5.4.260.0030.05719.02
5.4.250.0030.08019.04
5.4.240.0170.06719.09
5.4.230.0200.06718.87
5.4.220.0100.05318.94
5.4.210.0070.07719.07
5.4.200.0100.07319.08
5.4.190.0070.08318.86
5.4.180.0070.08318.86
5.4.170.0170.07019.19
5.4.160.0130.05019.08
5.4.150.0030.08019.12
5.4.140.0100.04016.41
5.4.130.0030.05316.43
5.4.120.0030.05716.45
5.4.110.0030.05716.48
5.4.100.0030.06016.27
5.4.90.0130.06716.50
5.4.80.0100.07016.38
5.4.70.0070.06316.39
5.4.60.0130.07016.44
5.4.50.0130.05316.29
5.4.40.0070.07716.39
5.4.30.0100.07316.31
5.4.20.0030.08016.47
5.4.10.0030.07316.39
5.4.00.0230.05315.77
5.3.290.0030.04014.69
5.3.280.0030.08714.65
5.3.270.0070.07714.58
5.3.260.0100.07014.63
5.3.250.0070.04714.52
5.3.240.0030.05014.63
5.3.230.0130.05014.61
5.3.220.0100.07314.55
5.3.210.0170.07314.56
5.3.200.0000.05014.57
5.3.190.0070.06714.56
5.3.180.0100.08014.51
5.3.170.0070.07014.48
5.3.160.0100.07014.65
5.3.150.0170.06014.66
5.3.140.0030.08014.57
5.3.130.0100.07714.44
5.3.120.0030.07014.52
5.3.110.0070.07314.52
5.3.100.0000.08013.96
5.3.90.0100.04713.95
5.3.80.0100.07314.05
5.3.70.0130.06714.08
5.3.60.0070.08013.93
5.3.50.0130.06714.01
5.3.40.0070.06314.00
5.3.30.0070.07013.82
5.3.20.0070.05313.62
5.3.10.0030.07013.76
5.3.00.0100.07013.69
5.2.170.0070.06711.13
5.2.160.0030.05011.05
5.2.150.0030.04311.03
5.2.140.0100.04011.16
5.2.130.0070.06311.09
5.2.120.0000.06711.00
5.2.110.0030.04711.16
5.2.100.0030.06311.16
5.2.90.0000.06011.23
5.2.80.0100.06011.00
5.2.70.0030.06311.21
5.2.60.0030.06310.94
5.2.50.0100.06311.02
5.2.40.0100.04710.91
5.2.30.0100.04710.97
5.2.20.0000.06711.06
5.2.10.0030.05010.91
5.2.00.0100.05010.91
5.1.60.0030.05310.91
5.1.50.0030.04310.91
5.1.40.0100.05010.91
5.1.30.0030.05710.91
5.1.20.0000.06010.91
5.1.10.0030.04010.91
5.1.00.0030.06010.91
5.0.50.0070.04310.91
5.0.40.0000.03710.91
5.0.30.0000.07310.91
5.0.20.0000.05010.91
5.0.10.0070.03710.91
5.0.00.0000.06710.91
4.4.90.0000.03710.91
4.4.80.0000.02310.91
4.4.70.0000.02710.91
4.4.60.0030.03710.91
4.4.50.0030.03010.91
4.4.40.0030.05310.91
4.4.30.0030.03710.91
4.4.20.0030.03310.91
4.4.10.0030.03310.91
4.4.00.0030.05710.91
4.3.110.0070.02310.91
4.3.100.0000.04010.91
4.3.90.0030.02310.91
4.3.80.0000.04310.91
4.3.70.0000.02310.91
4.3.60.0000.02010.91
4.3.50.0000.03710.91
4.3.40.0070.02710.91
4.3.30.0000.02710.91
4.3.20.0030.03310.91
4.3.10.0000.03310.91
4.3.00.0000.03310.91

preferences:
45.84 ms | 401 KiB | 5 Q