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[] = $i; } else { echo "Nope."; } } return ($n == array_sum($factors) / 2) ? true : false; } 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)
8.3.60.0130.00718.34
8.3.50.0080.01222.05
8.3.40.0110.00719.02
8.3.30.0100.00718.89
8.3.20.0040.00418.73
8.3.10.0070.00020.96
8.3.00.0000.00723.48
8.2.180.0070.01318.41
8.2.170.0060.01522.96
8.2.160.0100.00720.38
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00626.16
8.2.120.0070.00021.07
8.2.110.0000.00920.38
8.2.100.0080.00417.97
8.2.90.0050.00219.21
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0080.00018.05
8.2.50.0000.00818.07
8.2.40.0060.00318.34
8.2.30.0000.00819.83
8.2.20.0000.00717.71
8.2.10.0040.00417.63
8.2.00.0000.00817.62
8.1.280.0170.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00322.59
8.1.230.0040.00821.03
8.1.220.0000.00818.77
8.1.210.0060.00318.77
8.1.200.0000.01117.35
8.1.190.0050.00317.27
8.1.180.0050.00318.10
8.1.170.0030.00618.54
8.1.160.0040.00418.81
8.1.150.0030.00618.74
8.1.140.0000.00717.42
8.1.130.0030.00517.70
8.1.120.0040.00417.38
8.1.110.0060.00317.36
8.1.100.0030.00517.53
8.1.90.0030.00517.52
8.1.80.0000.00817.47
8.1.70.0030.00317.43
8.1.60.0000.00717.54
8.1.50.0080.00017.53
8.1.40.0060.00317.52
8.1.30.0040.00417.66
8.1.20.0090.00017.63
8.1.10.0000.00717.41
8.1.00.0040.00417.33
8.0.300.0030.00619.98
8.0.290.0040.00417.18
8.0.280.0000.00718.48
8.0.270.0000.00717.27
8.0.260.0000.00716.87
8.0.250.0000.00716.96
8.0.240.0040.00416.82
8.0.230.0050.00216.91
8.0.220.0070.00016.76
8.0.210.0030.00316.88
8.0.200.0060.00016.91
8.0.190.0050.00216.92
8.0.180.0060.00616.79
8.0.170.0040.00316.96
8.0.160.0040.00416.90
8.0.150.0000.00916.85
8.0.140.0070.00316.84
8.0.130.0030.00313.37
8.0.120.0000.00816.88
8.0.110.0000.00716.75
8.0.100.0030.00516.91
8.0.90.0000.00716.80
8.0.80.0060.00916.94
8.0.70.0070.00016.76
8.0.60.0040.00416.78
8.0.50.0070.00016.78
8.0.30.0070.01217.16
8.0.20.0160.00417.40
8.0.10.0070.00016.88
8.0.00.0130.00516.84
7.4.330.0050.00014.89
7.4.320.0030.00316.61
7.4.300.0000.00616.44
7.4.290.0040.00416.60
7.4.280.0000.01116.48
7.4.270.0030.00316.57
7.4.260.0000.00716.41
7.4.250.0030.00616.57
7.4.240.0050.00316.52
7.4.230.0040.00416.59
7.4.220.0060.01016.46
7.4.210.0050.01016.63
7.4.200.0040.00416.61
7.4.190.0040.00416.77
7.4.160.0040.01216.74
7.4.150.0030.01417.40
7.4.140.0150.00317.86
7.4.130.0080.01016.53
7.4.120.0100.00816.51
7.4.110.0100.01316.45
7.4.100.0140.00416.64
7.4.90.0070.01116.55
7.4.80.0100.00619.37
7.4.70.0090.00916.54
7.4.60.0110.00516.46
7.4.50.0030.00616.59
7.4.40.0030.01322.27
7.4.30.0170.00316.53
7.4.00.0080.00814.94
7.3.330.0000.00613.32
7.3.320.0030.00313.16
7.3.310.0030.00316.30
7.3.300.0030.00316.30
7.3.290.0100.01016.29
7.3.280.0100.00716.29
7.3.270.0080.00817.40
7.3.260.0030.01418.24
7.3.250.0090.01216.57
7.3.240.0130.00316.36
7.3.230.0090.00916.64
7.3.210.0110.00716.46
7.3.200.0060.01019.39
7.3.190.0000.01616.37
7.3.180.0130.00516.43
7.3.170.0140.00316.43
7.3.160.0000.01516.39
7.3.120.0070.00614.88
7.3.110.0090.00614.98
7.3.100.0030.00615.01
7.3.90.0000.01414.75
7.3.80.0070.01014.74
7.3.70.0070.01014.94
7.3.60.0000.01014.75
7.3.50.0100.00714.94
7.3.40.0130.00314.92
7.3.30.0000.01414.63
7.3.20.0030.01416.60
7.3.10.0090.00516.57
7.3.00.0040.01016.65
7.2.330.0180.01516.47
7.2.320.0230.00016.29
7.2.310.0070.01116.58
7.2.300.0100.00616.75
7.2.290.0130.00316.86
7.2.240.0000.00915.26
7.2.230.0060.00614.72
7.2.220.0000.01115.24
7.2.210.0070.00714.64
7.2.200.0120.00614.77
7.2.190.0000.01715.07
7.2.180.0070.00314.94
7.2.170.0030.01215.14
7.2.160.0080.00615.19
7.2.150.0060.00916.89
7.2.140.0000.01216.99
7.2.130.0030.01116.96
7.2.120.0040.01016.87
7.2.110.0050.00916.93
7.2.100.0050.00816.83
7.2.90.0050.00816.98
7.2.80.0100.00616.88
7.2.70.0060.00816.93
7.2.60.0080.00616.94
7.2.50.0060.01116.80
7.2.40.0060.00616.78
7.2.30.0040.01016.93
7.2.20.0090.00416.95
7.2.10.0090.00616.90
7.2.00.0060.00916.93
7.1.330.0090.00616.05
7.1.320.0000.01415.94
7.1.310.0080.00815.93
7.1.300.0060.00916.04
7.1.290.0120.00415.90
7.1.280.0000.01515.89
7.1.270.0100.00715.51
7.1.260.0060.00615.58
7.1.250.0030.00915.78
7.1.240.0060.00615.82
7.1.230.0030.01015.49
7.1.220.0000.01615.97
7.1.210.0070.00715.63
7.1.200.0060.00315.61
7.1.190.0040.00815.90
7.1.180.0110.00415.81
7.1.170.0100.00715.43
7.1.160.0060.00615.84
7.1.150.0090.00615.84
7.1.140.0040.00715.81
7.1.130.0030.00715.83
7.1.120.0000.01115.78
7.1.110.0030.00615.92
7.1.100.0030.00715.77
7.1.90.0040.00815.95
7.1.80.0080.00415.89
7.1.70.0040.00716.60
7.1.60.0050.01217.64
7.1.50.0080.00816.22
7.1.40.0030.01015.91
7.1.30.0060.00615.84
7.1.20.0040.00715.83
7.1.10.0000.01015.54
7.1.00.0040.03919.03
7.0.330.0130.00015.19
7.0.320.0040.00415.38
7.0.310.0040.00815.20
7.0.300.0060.00615.39
7.0.290.0070.00715.47
7.0.280.0100.00015.39
7.0.270.0030.00715.37
7.0.260.0040.00715.32
7.0.250.0000.00815.25
7.0.240.0070.00415.63
7.0.230.0030.00915.52
7.0.220.0060.00615.27
7.0.210.0090.00015.19
7.0.200.0050.00416.20
7.0.190.0000.01115.48
7.0.180.0000.00915.61
7.0.170.0040.00415.17
7.0.160.0030.00715.53
7.0.150.0030.00615.58
7.0.140.0030.04118.67
7.0.130.0030.00615.18
7.0.120.0030.00615.20
7.0.110.0000.00815.45
7.0.100.0100.00315.23
7.0.90.0030.00515.54
7.0.80.0050.00315.34
7.0.70.0000.01015.54
7.0.60.0030.04418.47
7.0.50.0030.04118.75
7.0.40.0060.04416.74
7.0.30.0020.03716.68
7.0.20.0100.04316.76
7.0.10.0050.04316.88
7.0.00.0060.04816.75
5.6.380.0000.01414.57
5.6.370.0030.00614.49
5.6.360.0000.00914.46
5.6.350.0000.01114.65
5.6.340.0060.00614.60
5.6.330.0060.00614.44
5.6.320.0060.00614.29
5.6.310.0000.01014.33
5.6.300.0120.00314.16
5.6.290.0080.00314.18
5.6.280.0050.04017.50
5.6.270.0060.00614.14
5.6.260.0040.01114.52
5.6.250.0000.01314.60
5.6.240.0070.00314.21
5.6.230.0090.00014.45
5.6.220.0040.00714.12
5.6.210.0020.03017.38
5.6.200.0080.03617.63
5.6.190.0030.04017.83
5.6.180.0050.04117.83
5.6.170.0070.04217.60
5.6.160.0070.03817.60
5.6.150.0030.04217.83
5.6.140.0050.04317.62
5.6.130.0080.04017.80
5.6.120.0000.05217.59
5.6.110.0070.03417.82
5.6.100.0020.04817.71
5.6.90.0050.03517.78
5.6.80.0070.03717.38
5.6.70.0050.03717.51
5.6.60.0030.04517.26
5.6.50.0050.04517.43
5.6.40.0000.04617.37
5.6.30.0080.03717.31
5.6.20.0050.04217.47
5.6.10.0030.04317.36
5.6.00.0080.03517.37
5.5.380.0000.01211.46
5.5.370.0030.00311.20
5.5.360.0000.00811.16
5.5.350.0010.04315.81
5.5.340.0090.02915.90
5.5.330.0080.04015.79
5.5.320.0100.02716.12
5.5.310.0080.04015.97
5.5.300.0020.03116.15
5.5.290.0060.02816.14
5.5.280.0050.04116.13
5.5.270.0030.02716.13
5.5.260.0080.03816.18
5.5.250.0030.03915.89
5.5.240.0040.03815.79
5.5.230.0030.04615.71
5.5.220.0080.04015.79
5.5.210.0080.04015.58
5.5.200.0020.04515.56
5.5.190.0060.03815.80
5.5.180.0070.04315.57
5.5.170.0000.00711.37
5.5.160.0030.03715.64
5.5.150.0030.04015.78
5.5.140.0030.04315.73
5.5.130.0070.04015.75
5.5.120.0050.03515.55
5.5.110.0050.03515.68
5.5.100.0020.04315.52
5.5.90.0100.02515.67
5.5.80.0050.02715.55
5.5.70.0050.04115.69
5.5.60.0060.03915.74
5.5.50.0050.03515.67
5.5.40.0030.03915.77
5.5.30.0070.04115.72
5.5.20.0020.04315.59
5.5.10.0050.04315.61
5.5.00.0000.04415.73
5.4.450.0020.04515.24
5.4.440.0050.02715.30
5.4.430.0030.02415.15
5.4.420.0030.03415.21
5.4.410.0030.03715.10
5.4.400.0030.03615.07
5.4.390.0040.02015.06
5.4.380.0060.03815.20
5.4.370.0030.03815.22
5.4.360.0030.04315.13
5.4.350.0020.04215.11
5.4.340.0020.04014.90
5.4.330.0040.00411.20
5.4.320.0030.02715.22
5.4.310.0020.04315.18
5.4.300.0030.04215.06
5.4.290.0030.03615.03
5.4.280.0120.03615.20
5.4.270.0050.03515.09
5.4.260.0030.03815.05
5.4.250.0010.04615.18
5.4.240.0030.02915.05
5.4.230.0030.03914.90
5.4.220.0060.04315.02
5.4.210.0020.04314.91
5.4.200.0060.03315.29
5.4.190.0030.04215.12
5.4.180.0070.03715.16
5.4.170.0050.03415.21
5.4.160.0050.03915.03
5.4.150.0060.01815.07
5.4.140.0020.04013.82
5.4.130.0060.03513.85
5.4.120.0090.03713.85
5.4.110.0040.02013.79
5.4.100.0000.02613.67
5.4.90.0070.03213.79
5.4.80.0060.02213.88
5.4.70.0030.02113.69
5.4.60.0030.01913.69
5.4.50.0030.02513.83
5.4.40.0050.02013.85
5.4.30.0020.02213.75
5.4.20.0020.01813.78
5.4.10.0020.02113.68
5.4.00.0020.02013.38
5.3.290.0060.03812.76
5.3.280.0020.03712.70
5.3.270.0030.03512.77
5.3.260.0020.02712.77
5.3.250.0020.03312.79
5.3.240.0020.03912.68
5.3.230.0030.03312.75
5.3.220.0050.02112.75
5.3.210.0030.01812.76
5.3.200.0020.02212.74
5.3.190.0030.03212.76
5.3.180.0030.02512.78
5.3.170.0020.02212.73
5.3.160.0030.02012.75
5.3.150.0020.02112.78
5.3.140.0020.02512.77
5.3.130.0030.02012.74
5.3.120.0020.02212.68
5.3.110.0030.02312.72
5.3.100.0020.03812.52
5.3.90.0050.03212.44
5.3.80.0070.03712.41
5.3.70.0070.01812.41
5.3.60.0030.02812.41
5.3.50.0030.03612.45
5.3.40.0080.02112.42
5.3.30.0000.02612.40
5.3.20.0020.02112.32
5.3.10.0030.01812.22
5.3.00.0010.04112.27
5.2.170.0050.02411.07
5.2.160.0040.02011.05
5.2.150.0000.02211.04
5.2.140.0000.02011.05
5.2.130.0000.02011.04
5.2.120.0040.01511.00
5.2.110.0020.03211.02
5.2.100.0020.02111.00
5.2.90.0040.02011.00
5.2.80.0060.01511.00
5.2.70.0050.03311.04
5.2.60.0030.02611.03
5.2.50.0020.01811.00
5.2.40.0020.03511.00
5.2.30.0020.01811.00
5.2.20.0050.01311.00
5.2.10.0050.01211.00
5.2.00.0020.01611.00
5.1.60.0070.01611.00
5.1.50.0120.00811.00
5.1.40.0010.02111.00
5.1.30.0020.01811.00
5.1.20.0010.03111.00
5.1.10.0000.01611.00
5.1.00.0020.01611.00
5.0.50.0030.02511.00
5.0.40.0050.01011.00
5.0.30.0040.03111.00
5.0.20.0040.02011.00
5.0.10.0050.02011.00
5.0.00.0060.03011.00
4.4.90.0020.02211.00
4.4.80.0020.01211.00
4.4.70.0000.01811.00
4.4.60.0020.00811.00
4.4.50.0020.00811.00
4.4.40.0050.01711.00
4.4.30.0010.02011.00
4.4.20.0000.01011.00
4.4.10.0000.01611.00
4.4.00.0020.02811.00
4.3.110.0020.01311.00
4.3.100.0000.02011.00
4.3.90.0020.01211.00
4.3.80.0030.02211.00
4.3.70.0030.01511.00
4.3.60.0020.01711.00
4.3.50.0040.01911.00
4.3.40.0020.02711.00
4.3.30.0020.01711.00
4.3.20.0000.02211.00
4.3.10.0030.01811.00
4.3.00.0000.01911.00

preferences:
38.76 ms | 401 KiB | 5 Q