3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x($n) { echo "Factors: "; for($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(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)
8.3.60.0120.00618.31
8.3.50.0130.01022.05
8.3.40.0140.00718.71
8.3.30.0110.00418.63
8.3.20.0030.00518.73
8.3.10.0140.00019.35
8.3.00.0100.00023.66
8.2.180.0100.01016.63
8.2.170.0120.00322.96
8.2.160.0080.00620.57
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0050.00321.05
8.2.110.0060.00320.52
8.2.100.0040.00717.91
8.2.90.0060.00319.20
8.2.80.0030.00518.05
8.2.70.0000.00817.50
8.2.60.0060.00317.80
8.2.50.0030.00618.07
8.2.40.0000.00818.26
8.2.30.0030.00619.96
8.2.20.0000.00817.62
8.2.10.0000.00817.68
8.2.00.0040.00417.62
8.1.280.0070.00725.92
8.1.270.0050.00323.99
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0040.00422.46
8.1.230.0040.00721.03
8.1.220.0090.00018.77
8.1.210.0000.00819.03
8.1.200.0090.00017.35
8.1.190.0050.00217.39
8.1.180.0060.00318.10
8.1.170.0040.00418.61
8.1.160.0040.00418.94
8.1.150.0040.00418.52
8.1.140.0000.00817.52
8.1.130.0070.00017.75
8.1.120.0030.00317.42
8.1.110.0040.00417.48
8.1.100.0000.00717.35
8.1.90.0000.00717.39
8.1.80.0070.00017.45
8.1.70.0000.00717.36
8.1.60.0000.00817.61
8.1.50.0040.00517.48
8.1.40.0030.00617.42
8.1.30.0060.00317.63
8.1.20.0040.00417.69
8.1.10.0040.00417.53
8.1.00.0100.00017.50
8.0.300.0040.00419.98
8.0.290.0000.00717.16
8.0.280.0000.00718.45
8.0.270.0000.00717.26
8.0.260.0030.00316.83
8.0.250.0080.00017.01
8.0.240.0000.00816.90
8.0.230.0030.00317.00
8.0.220.0030.00316.84
8.0.210.0060.00316.87
8.0.200.0050.00317.01
8.0.190.0040.00416.85
8.0.180.0030.00516.84
8.0.170.0040.00416.80
8.0.160.0070.00016.93
8.0.150.0040.00416.80
8.0.140.0070.00016.90
8.0.130.0000.00713.33
8.0.120.0030.00316.89
8.0.110.0030.00616.75
8.0.100.0040.00416.84
8.0.90.0000.00816.81
8.0.80.0100.00616.89
8.0.70.0040.00416.91
8.0.60.0060.00316.89
8.0.50.0030.00616.72
8.0.30.0130.00817.03
8.0.20.0110.01117.40
8.0.10.0070.00017.04
8.0.00.0150.01016.91
7.4.330.0020.00214.88
7.4.320.0060.00016.62
7.4.300.0000.00616.59
7.4.290.0000.00716.61
7.4.280.0040.00716.60
7.4.270.0040.00416.41
7.4.260.0030.00313.30
7.4.250.0020.00516.55
7.4.240.0070.00016.62
7.4.230.0070.00016.50
7.4.220.0040.01416.60
7.4.210.0090.00816.54
7.4.200.0070.00016.63
7.4.190.0040.00416.48
7.4.160.0090.00616.53
7.4.150.0110.00617.40
7.4.140.0090.01117.86
7.4.130.0120.01016.46
7.4.120.0070.01016.67
7.4.110.0100.00716.45
7.4.100.0140.00316.58
7.4.90.0090.00916.44
7.4.80.0150.00419.37
7.4.70.0140.00816.44
7.4.60.0030.01316.32
7.4.50.0030.00316.36
7.4.40.0040.01522.27
7.4.30.0100.00716.56
7.4.00.0040.01414.87
7.3.330.0050.00013.37
7.3.320.0020.00213.23
7.3.310.0030.00516.20
7.3.300.0070.00016.16
7.3.290.0090.00616.27
7.3.280.0070.01216.27
7.3.270.0080.00817.40
7.3.260.0070.01018.24
7.3.250.0130.00516.45
7.3.240.0150.00916.61
7.3.230.0070.01116.39
7.3.210.0100.00616.57
7.3.200.0080.01019.39
7.3.190.0080.00816.35
7.3.180.0110.00616.56
7.3.170.0060.01216.57
7.3.160.0070.01016.38
7.3.120.0040.00914.83
7.3.110.0110.00715.16
7.3.100.0090.00615.07
7.3.90.0000.01314.61
7.3.80.0000.01415.07
7.3.70.0060.00614.91
7.3.60.0030.00914.88
7.3.50.0110.00414.63
7.3.40.0030.01314.89
7.3.30.0030.01214.90
7.3.20.0070.00716.57
7.3.10.0000.00916.83
7.3.00.0070.00716.41
7.2.330.0000.01716.43
7.2.320.0070.01016.71
7.2.310.0180.00016.75
7.2.300.0100.00616.45
7.2.290.0070.01116.63
7.2.250.0060.01215.06
7.2.240.0070.01414.99
7.2.230.0030.00714.79
7.2.220.0140.00015.12
7.2.210.0090.00614.85
7.2.200.0110.00414.86
7.2.190.0060.00915.10
7.2.180.0060.00315.14
7.2.170.0060.00615.19
7.2.60.0080.00817.09
7.2.00.0030.01019.56
7.1.330.0060.01015.93
7.1.320.0040.00815.79
7.1.310.0120.00016.05
7.1.300.0030.01015.80
7.1.290.0070.00715.70
7.1.280.0040.00415.96
7.1.270.0090.00615.99
7.1.260.0070.00715.80
7.1.200.0050.00515.83
7.1.100.0060.00917.98
7.1.70.0070.00417.21
7.1.60.0000.01519.40
7.1.50.0110.00716.93
7.1.00.0000.04722.44
7.0.200.0040.00716.82
7.0.140.0030.07021.96
7.0.70.0030.08021.60
7.0.60.0030.08321.71
7.0.50.0100.08022.13
7.0.40.0100.08020.10
7.0.30.0030.08720.18
7.0.20.0030.08720.08
7.0.10.0070.08019.99
7.0.00.0030.06720.09
5.6.280.0070.06721.04
5.6.220.0000.07020.68
5.6.210.0200.06720.70
5.6.200.0030.08021.08
5.6.190.0030.08321.06
5.6.180.0100.08020.95
5.6.170.0070.08321.06
5.6.160.0030.07020.96
5.6.150.0100.06021.09
5.6.140.0030.05321.04
5.6.130.0030.08721.13
5.6.120.0100.07021.16
5.6.110.0000.05321.04
5.6.100.0070.07721.16
5.6.90.0030.08721.09
5.6.80.0070.05720.30
5.6.70.0030.08020.43
5.6.60.0000.08720.45
5.6.50.0070.08020.43
5.6.40.0030.08020.48
5.6.30.0070.06720.44
5.6.20.0070.08020.30
5.6.10.0030.08020.37
5.6.00.0100.05320.40
5.5.360.0030.07720.30
5.5.350.0070.06320.40
5.5.340.0100.08720.88
5.5.330.0030.05720.82
5.5.320.0100.07320.79
5.5.310.0070.08320.75
5.5.300.0070.07720.75
5.5.290.0100.07320.79
5.5.280.0030.07320.86
5.5.270.0070.08020.88
5.5.260.0100.08020.75
5.5.250.0030.08020.57
5.5.240.0130.07020.15
5.5.230.0070.06720.27
5.5.220.0130.07020.22
5.5.210.0070.07720.25
5.5.200.0000.06320.18
5.5.190.0070.07020.26
5.5.180.0030.07720.21
5.5.160.0100.08020.18
5.5.150.0030.07720.25
5.5.140.0100.04320.14
5.5.130.0130.06320.14
5.5.120.0070.07320.20
5.5.110.0030.07020.09
5.5.100.0000.07720.15
5.5.90.0000.06020.11
5.5.80.0030.08020.04
5.5.70.0000.08020.00
5.5.60.0030.06719.96
5.5.50.0070.07320.04
5.5.40.0100.05020.03
5.5.30.0070.07319.93
5.5.20.0000.04320.05
5.5.10.0000.07019.97
5.5.00.0170.07020.09
5.4.450.0000.08319.46
5.4.440.0000.08719.34
5.4.430.0030.07319.16
5.4.420.0070.04719.19
5.4.410.0070.07019.32
5.4.400.0070.04318.94
5.4.390.0100.06719.25
5.4.380.0030.06019.16
5.4.370.0000.06719.04
5.4.360.0030.06319.20
5.4.350.0100.07318.86
5.4.340.0070.07319.02
5.4.320.0000.09018.85
5.4.310.0100.07018.89
5.4.300.0030.08018.90
5.4.290.0030.08019.20
5.4.280.0030.08019.20
5.4.270.0070.07018.84
5.4.260.0030.05319.11
5.4.250.0000.08318.84
5.4.240.0100.07018.89
5.4.230.0030.08019.11
5.4.220.0000.08019.11
5.4.210.0000.08018.86
5.4.200.0130.07319.14
5.4.190.0000.07718.86
5.4.180.0030.07719.00
5.4.170.0000.08019.11
5.4.160.0000.08319.10
5.4.150.0030.07719.16
5.4.140.0070.07716.14
5.4.130.0000.07716.28
5.4.120.0000.05716.43
5.4.110.0030.06316.48
5.4.100.0000.06316.43
5.4.90.0030.07316.47
5.4.80.0100.05316.36
5.4.70.0030.07316.29
5.4.60.0000.06716.34
5.4.50.0070.04316.31
5.4.40.0000.03716.42
5.4.30.0100.02716.43
5.4.20.0000.03716.40
5.4.10.0030.03316.31
5.4.00.0030.03315.79
5.3.290.0030.07014.80
5.3.280.0030.08314.61
5.3.270.0030.08014.63
5.3.260.0000.08014.52
5.3.250.0000.06714.73
5.3.240.0100.06014.63
5.3.230.0130.06714.70
5.3.220.0000.07314.69
5.3.210.0030.07014.66
5.3.200.0070.05714.55
5.3.190.0030.07714.70
5.3.180.0030.07314.61
5.3.170.0070.06714.57
5.3.160.0030.06714.57
5.3.150.0000.06714.50
5.3.140.0000.03714.61
5.3.130.0030.03714.66
5.3.120.0070.03314.52
5.3.110.0070.03314.65
5.3.100.0000.03714.12
5.3.90.0000.03714.10
5.3.80.0070.03014.11
5.3.70.0000.03714.07
5.3.60.0000.04013.93
5.3.50.0000.03714.01
5.3.40.0070.03014.00
5.3.30.0030.03313.83
5.3.20.0000.02713.71
5.3.10.0030.03713.79
5.3.00.0000.05013.52
5.2.170.0000.03012.40
5.2.160.0030.02712.40
5.2.150.0000.02312.40
5.2.140.0000.02312.40
5.2.130.0000.02312.40
5.2.120.0000.02312.40
5.2.110.0030.03312.40
5.2.100.0000.03012.40
5.2.90.0000.03712.40
5.2.80.0030.03012.40
5.2.70.0030.02712.40
5.2.60.0000.03312.40
5.2.50.0000.03012.40
5.2.40.0000.04712.40
5.2.30.0000.04012.40
5.2.20.0000.04012.40
5.2.10.0000.03012.40
5.2.00.0030.02712.40
5.1.60.0000.03012.40
5.1.50.0100.02012.40
5.1.40.0030.03012.40
5.1.30.0000.02712.40
5.1.20.0000.02312.40
5.1.10.0000.02712.40
5.1.00.0000.02712.40
5.0.50.0000.02312.40
5.0.40.0000.02012.40
5.0.30.0000.03012.40
5.0.20.0000.02012.40
5.0.10.0000.02012.40
5.0.00.0000.02712.40
4.4.90.0000.01712.40
4.4.80.0030.01312.40
4.4.70.0000.02312.40
4.4.60.0000.01712.40
4.4.50.0000.01712.40
4.4.40.0100.02312.40
4.4.30.0000.02012.40
4.4.20.0000.01312.40
4.4.10.0000.02012.40
4.4.00.0000.02712.40
4.3.110.0000.01712.40
4.3.100.0000.01312.40
4.3.90.0000.02312.40
4.3.80.0000.02312.40
4.3.70.0000.01012.40
4.3.60.0000.01312.40
4.3.50.0000.01312.40
4.3.40.0000.02312.40
4.3.30.0000.01712.40
4.3.20.0000.01312.40
4.3.10.0000.01312.40
4.3.00.0030.01312.40

preferences:
41.34 ms | 401 KiB | 5 Q