3v4l.org

run code in 300+ PHP versions simultaneously
<?php function isPerfect($n) { return count($n)==4&$n[0]*$n[1]*$n[2]*$n[3]+1==pow(pow($n[0],2)+3*$n[0]+1,2); } var_dump(isPerfect([1,2,3,4])); var_dump(isPerfect(['1','2','3','4'])); var_dump(isPerfect([3,9,5,6])); var_dump(isPerfect([1,2,3,4,5])); var_dump(isPerfect(['a','b','c','d'])); var_dump(isPerfect([1,'b',3,4])); var_dump(isPerfect([1001,1002,1003,1004]));

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)
8.3.60.0130.01018.36
8.3.50.0030.01717.94
8.3.40.0110.00418.86
8.3.30.0140.00018.62
8.3.20.0040.00420.22
8.3.10.0040.00421.82
8.3.00.0000.00817.80
8.2.180.0090.00616.48
8.2.170.0110.00322.96
8.2.160.0100.00720.39
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0030.00617.75
8.2.110.0130.00321.18
8.2.100.0060.00617.91
8.2.90.0030.00519.26
8.2.80.0100.00017.97
8.2.70.0060.00317.63
8.2.60.0040.00418.04
8.2.50.0090.00018.07
8.2.40.0000.00919.32
8.2.30.0000.00720.57
8.2.20.0040.00417.77
8.2.10.0060.00318.09
8.2.00.0000.00718.07
8.1.280.0030.01325.92
8.1.270.0080.00022.00
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0110.00023.64
8.1.230.0040.00720.95
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00917.35
8.1.190.0040.00417.38
8.1.180.0050.00318.10
8.1.170.0030.00618.58
8.1.160.0070.00022.03
8.1.150.0030.00518.84
8.1.140.0030.00517.46
8.1.130.0040.00417.55
8.1.120.0070.00017.48
8.1.110.0040.00417.42
8.1.100.0030.00517.39
8.1.90.0050.00317.32
8.1.80.0000.00717.32
8.1.70.0030.00317.38
8.1.60.0040.00417.48
8.1.50.0030.00617.55
8.1.40.0040.00417.36
8.1.30.0040.00417.61
8.1.20.0040.00417.48
8.1.10.0050.00217.50
8.1.00.0090.00317.41
8.0.300.0000.00719.87
8.0.290.0000.00716.75
8.0.280.0000.00718.48
8.0.270.0000.00717.33
8.0.260.0000.00617.19
8.0.250.0000.00817.00
8.0.240.0030.00316.91
8.0.230.0060.00317.01
8.0.220.0070.00016.92
8.0.210.0040.00416.90
8.0.200.0060.00017.11
8.0.190.0070.00416.91
8.0.180.0050.00216.96
8.0.170.0080.00016.91
8.0.160.0040.00417.04
8.0.150.0040.00416.99
8.0.140.0070.00016.93
8.0.130.0050.00013.50
8.0.120.0000.00816.84
8.0.110.0000.00716.88
8.0.100.0040.00417.06
8.0.90.0000.00716.84
8.0.80.0040.01117.00
8.0.70.0040.00416.85
8.0.60.0070.00016.98
8.0.50.0040.00417.10
8.0.30.0120.00717.06
8.0.20.0150.00717.40
8.0.10.0040.00417.03
8.0.00.0110.00916.69
7.4.330.0000.00815.08
7.4.320.0000.00616.59
7.4.300.0030.00316.54
7.4.290.0000.00816.42
7.4.280.0000.01016.50
7.4.270.0040.00416.52
7.4.260.0000.00716.50
7.4.250.0000.00816.54
7.4.240.0030.00516.59
7.4.230.0000.00716.59
7.4.220.0040.01516.50
7.4.210.0040.01116.52
7.4.200.0040.00416.27
7.4.160.0050.01116.45
7.4.150.0150.00317.40
7.4.140.0120.00917.86
7.4.130.0110.00716.48
7.4.120.0090.00816.53
7.4.110.0140.00816.34
7.4.100.0120.00616.55
7.4.90.0080.00816.48
7.4.80.0120.00619.39
7.4.70.0100.00916.49
7.4.60.0090.00916.55
7.4.50.0000.00816.53
7.4.40.0070.01316.51
7.4.30.0200.00316.68
7.4.10.0040.01415.20
7.4.00.0110.00615.01
7.3.330.0020.00213.48
7.3.320.0060.00013.27
7.3.310.0000.00716.56
7.3.300.0040.00416.37
7.3.290.0110.00616.38
7.3.280.0090.00716.34
7.3.270.0090.00917.40
7.3.260.0090.00816.50
7.3.250.0120.00716.50
7.3.240.0070.01316.55
7.3.230.0030.01316.45
7.3.210.0070.01416.46
7.3.200.0130.00716.36
7.3.190.0030.01316.48
7.3.180.0090.00816.64
7.3.170.0120.00616.61
7.3.160.0080.00816.39
7.3.130.0060.00914.99
7.3.120.0070.01114.78
7.3.110.0090.00914.76
7.3.100.0030.01214.78
7.3.90.0070.01015.00
7.3.80.0090.00314.82
7.3.70.0070.00714.92
7.3.60.0040.01114.99
7.3.50.0060.00314.56
7.3.40.0060.01215.04
7.3.30.0060.00914.95
7.3.20.0060.00616.82
7.3.10.0060.00716.63
7.3.00.0080.00516.67
7.2.330.0070.01016.87
7.2.320.0030.01416.84
7.2.310.0030.01316.70
7.2.300.0140.00716.70
7.2.290.0070.01116.70
7.2.260.0100.01015.29
7.2.250.0030.01315.12
7.2.240.0000.01414.99
7.2.230.0060.01215.23
7.2.220.0120.00314.88
7.2.210.0100.00615.08
7.2.200.0040.01114.96
7.2.190.0140.00415.25
7.2.180.0090.00615.21
7.2.170.0060.00915.04
7.2.160.0090.00615.05
7.2.150.0070.01016.65
7.2.140.0080.00416.66
7.2.130.0040.01016.85
7.2.120.0050.01116.99
7.2.110.0050.00816.98
7.2.100.0060.00816.83
7.2.90.0070.00716.81
7.2.80.0050.00817.01
7.2.70.0110.00316.80
7.2.60.0070.00616.75
7.2.50.0060.00816.86
7.2.40.0020.01316.81
7.2.30.0080.00716.99
7.2.20.0040.01016.80
7.2.10.0050.01116.75
7.2.00.0060.00617.56
7.1.330.0080.00415.66
7.1.320.0070.01015.54
7.1.310.0100.00316.05
7.1.300.0110.00315.89
7.1.290.0100.00615.64
7.1.280.0060.01215.89
7.1.270.0060.01015.64
7.1.260.0070.00715.89
7.1.250.0090.00315.89
7.1.240.0040.00815.81
7.1.230.0070.00715.93
7.1.220.0060.00615.69
7.1.210.0040.01215.90
7.1.200.0080.00315.86
7.1.190.0100.00315.88
7.1.180.0030.01015.90
7.1.170.0060.00615.89
7.1.160.0090.00015.79
7.1.150.0000.01315.68
7.1.140.0030.01515.81
7.1.130.0080.00815.86
7.1.120.0110.00015.75
7.1.110.0100.00315.95
7.1.100.0030.01016.98
7.1.90.0070.01015.84
7.1.80.0150.00315.82
7.1.70.0050.01316.60
7.1.60.0080.00617.58
7.1.50.0100.00716.52
7.1.40.0030.01015.71
7.1.30.0040.00715.90
7.1.20.0090.00615.91
7.1.10.0110.00315.75
7.1.00.0060.04219.08
7.0.330.0070.00415.33
7.0.320.0110.00715.33
7.0.310.0060.00615.35
7.0.300.0070.01015.49
7.0.290.0070.00715.50
7.0.280.0070.00715.17
7.0.270.0070.00415.51
7.0.260.0090.00615.43
7.0.250.0080.00615.11
7.0.240.0120.00615.43
7.0.230.0000.01415.50
7.0.220.0070.00715.44
7.0.210.0060.00615.51
7.0.200.0050.00716.00
7.0.190.0030.00515.21
7.0.180.0030.01015.25
7.0.170.0000.01115.26
7.0.160.0090.00615.15
7.0.150.0040.01115.42
7.0.140.0120.00015.40
7.0.130.0030.00915.55
7.0.120.0090.00615.46
7.0.110.0080.00415.48
7.0.100.0100.02817.61
7.0.90.0200.03317.68
7.0.80.0050.04317.65
7.0.70.0050.04517.53
7.0.60.0060.04317.63
7.0.50.0290.04017.92
7.0.40.0060.04416.68
7.0.30.0060.04316.61
7.0.20.0040.04216.76
7.0.10.0100.04216.72
7.0.00.0080.04516.64
5.6.400.0090.00614.51
5.6.390.0040.01114.45
5.6.380.0150.00414.47
5.6.370.0000.00914.18
5.6.360.0060.00914.50
5.6.350.0080.00414.08
5.6.340.0090.00614.52
5.6.330.0000.00914.60
5.6.320.0000.01614.09
5.6.310.0040.01114.26
5.6.300.0040.00714.56
5.6.290.0030.01214.43
5.6.280.0030.04017.66
5.6.270.0110.00414.53
5.6.260.0060.00314.59
5.6.250.0020.02717.39
5.6.240.0040.02217.57
5.6.230.0040.02417.44
5.6.220.0070.04517.31
5.6.210.0050.04317.44
5.6.200.0080.04117.60
5.6.190.0070.04017.64
5.6.180.0080.04217.70
5.6.170.0060.04617.57
5.6.160.0080.04517.61
5.6.150.0080.04517.68
5.6.140.0100.02717.84
5.6.130.0030.04717.64
5.6.120.0110.03617.59
5.6.110.0030.03317.57
5.6.100.0050.04517.78
5.6.90.0110.04117.68
5.6.80.0050.02717.32
5.6.70.0070.03817.19
5.6.60.0050.04617.27
5.6.50.0060.04017.36
5.6.40.0070.03517.21
5.6.30.0200.01517.43
5.6.20.0080.04317.29
5.6.10.0100.04017.44
5.6.00.0070.02917.27
5.5.380.0000.02717.43
5.5.370.0060.04017.40
5.5.360.0080.03817.16
5.5.350.0030.03117.37
5.5.340.0060.04117.53
5.5.330.0050.04317.60
5.5.320.0050.04317.33
5.5.310.0020.03417.59
5.5.300.0040.04517.72
5.5.290.0070.04217.56
5.5.280.0070.04217.45
5.5.270.0030.04617.54
5.5.260.0120.03717.55
5.5.250.0030.04717.41
5.5.240.0070.04317.06
5.5.230.0070.04317.03
5.5.220.0050.03217.21
5.5.210.0030.02617.09
5.5.200.0070.03017.01
5.5.190.0050.03517.21
5.5.180.0050.04316.96
5.5.170.0090.00014.23
5.5.160.0050.03917.13
5.5.150.0050.04017.15
5.5.140.0050.02317.21
5.5.130.0070.04517.10
5.5.120.0050.03017.20
5.5.110.0100.04317.25
5.5.100.0030.04517.23
5.5.90.0100.03717.04
5.5.80.0070.03917.17
5.5.70.0100.04317.08
5.5.60.0030.02617.12
5.5.50.0030.04616.92
5.5.40.0030.04417.09
5.5.30.0070.04317.02
5.5.20.0100.03717.12
5.5.10.0050.04016.95
5.5.00.0080.04117.05
5.4.450.0020.03515.24
5.4.440.0060.04515.21
5.4.430.0050.05015.28
5.4.420.0030.02315.19
5.4.410.0050.02415.26
5.4.400.0090.03815.15
5.4.390.0030.04415.01
5.4.380.0040.04315.12
5.4.370.0050.03314.99
5.4.360.0070.03715.17
5.4.350.0090.03414.97
5.4.340.0050.04314.89
5.4.330.0050.00510.91
5.4.320.0110.03615.22
5.4.310.0100.03514.96
5.4.300.0030.03614.81
5.4.290.0080.03814.94
5.4.280.0020.02814.89
5.4.270.0070.03715.03
5.4.260.0080.04214.88
5.4.250.0100.03514.91
5.4.240.0080.03715.07
5.4.230.0030.04015.09
5.4.220.0150.03714.77
5.4.210.0050.03714.87
5.4.200.0050.03714.83
5.4.190.0080.03814.96
5.4.180.0110.03314.89
5.4.170.0030.03815.10
5.4.160.0000.03915.00
5.4.150.0020.02814.96
5.4.140.0060.03513.49
5.4.130.0060.02113.73
5.4.120.0100.03213.81
5.4.110.0090.02213.76
5.4.100.0060.03513.89
5.4.90.0070.03113.72
5.4.80.0000.03613.71
5.4.70.0070.03613.74
5.4.60.0070.03413.73
5.4.50.0020.03613.68
5.4.40.0030.02913.72
5.4.30.0090.03913.49
5.4.20.0060.03913.60
5.4.10.0080.03213.71
5.4.00.0000.03113.42

preferences:
36.69 ms | 400 KiB | 5 Q