3v4l.org

run code in 300+ PHP versions simultaneously
<?php function isPerfect($n) { return $n[0]*$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)
8.3.60.0000.02118.27
8.3.50.0150.00316.63
8.3.40.0000.01518.98
8.3.30.0150.00018.84
8.3.20.0070.00020.34
8.3.10.0000.00821.86
8.3.00.0040.00417.93
8.2.180.0170.00016.50
8.2.170.0090.00622.96
8.2.160.0070.00720.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00417.75
8.2.110.0030.00621.03
8.2.100.0060.00618.04
8.2.90.0000.00818.09
8.2.80.0030.00517.97
8.2.70.0040.00417.75
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0040.00719.48
8.2.30.0000.00720.64
8.2.20.0060.00317.81
8.2.10.0000.00718.05
8.2.00.0060.00318.17
8.1.280.0100.00725.92
8.1.270.0040.00422.01
8.1.260.0090.00026.35
8.1.250.0050.00228.09
8.1.240.0000.00922.04
8.1.230.0080.00422.75
8.1.220.0000.00817.79
8.1.210.0000.00819.97
8.1.200.0040.00417.23
8.1.190.0060.00317.35
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0040.00422.05
8.1.150.0050.00218.87
8.1.140.0030.00617.50
8.1.130.0030.00317.66
8.1.120.0030.00317.40
8.1.110.0040.00417.47
8.1.100.0070.00017.32
8.1.90.0030.00517.39
8.1.80.0030.00317.43
8.1.70.0070.00017.32
8.1.60.0040.00417.54
8.1.50.0050.00317.39
8.1.40.0030.00517.36
8.1.30.0000.00817.52
8.1.20.0050.00217.63
8.1.10.0050.00217.44
8.1.00.0110.00017.45
8.0.300.0030.00320.15
8.0.290.0000.00716.75
8.0.280.0030.00318.48
8.0.270.0070.00017.32
8.0.260.0060.00017.28
8.0.250.0040.00417.02
8.0.240.0000.00717.04
8.0.230.0030.00317.04
8.0.220.0050.00317.03
8.0.210.0000.00717.00
8.0.200.0030.00317.02
8.0.190.0070.00316.98
8.0.180.0040.00416.93
8.0.170.0030.00516.98
8.0.160.0000.00717.01
8.0.150.0070.00016.81
8.0.140.0050.00316.90
8.0.130.0000.00513.34
8.0.120.0060.00316.90
8.0.110.0070.00016.86
8.0.100.0030.00516.93
8.0.90.0050.00316.88
8.0.80.0170.00416.91
8.0.70.0040.00417.05
8.0.60.0000.00716.86
8.0.50.0040.00416.78
8.0.30.0090.00916.92
8.0.20.0160.00317.42
8.0.10.0080.00016.94
8.0.00.0130.00816.72
7.4.330.0060.00015.08
7.4.320.0030.00316.49
7.4.300.0030.00316.54
7.4.290.0070.00016.57
7.4.280.0050.00516.60
7.4.270.0040.00316.56
7.4.260.0000.00716.38
7.4.250.0050.00316.42
7.4.240.0000.00816.55
7.4.230.0070.00016.54
7.4.220.0100.00716.56
7.4.210.0030.01316.57
7.4.200.0030.00316.54
7.4.160.0060.01716.45
7.4.150.0240.01717.40
7.4.140.0110.01217.86
7.4.130.0100.01116.54
7.4.120.0110.00616.45
7.4.110.0110.00816.72
7.4.100.0100.01316.70
7.4.90.0080.01216.33
7.4.80.0090.00819.39
7.4.70.0070.01116.46
7.4.60.0080.01116.64
7.4.50.0080.00016.56
7.4.40.0120.00616.45
7.4.30.0100.00716.49
7.4.10.0140.00316.20
7.4.00.0050.01315.78
7.3.330.0000.00613.30
7.3.320.0000.00713.31
7.3.310.0040.00416.27
7.3.300.0030.00316.43
7.3.290.0090.00716.30
7.3.280.0090.01016.35
7.3.270.0110.00717.40
7.3.260.0170.00016.25
7.3.250.0060.01116.50
7.3.240.0030.01316.42
7.3.230.0100.00716.46
7.3.210.0170.00016.33
7.3.200.0090.01416.33
7.3.190.0070.01016.58
7.3.180.0060.01216.39
7.3.170.0120.01016.41
7.3.160.0070.01116.46
7.3.130.0140.00716.41
7.3.120.0090.00915.59
7.3.110.0080.00815.64
7.3.100.0050.01115.34
7.3.90.0100.00315.64
7.3.80.0090.00715.49
7.3.70.0050.00715.64
7.3.60.0020.01015.59
7.3.50.0040.01515.44
7.3.40.0070.00715.59
7.3.30.0030.00715.63
7.3.20.0070.00917.38
7.3.10.0050.00917.39
7.3.00.0100.00517.36
7.2.330.0100.00916.43
7.2.320.0130.00816.80
7.2.310.0070.01016.80
7.2.300.0030.01316.50
7.2.290.0070.01616.54
7.2.260.0090.00616.56
7.2.250.0110.01116.75
7.2.240.0100.00615.88
7.2.230.0110.00515.84
7.2.220.0060.00915.86
7.2.210.0060.01115.93
7.2.200.0060.00715.78
7.2.190.0120.00315.88
7.2.180.0050.01015.76
7.2.170.0050.01215.80
7.2.160.0000.01315.77
7.2.150.0080.00917.69
7.2.140.0040.01117.60
7.2.130.0030.01217.72
7.2.120.0090.00617.64
7.2.110.0080.00717.67
7.2.100.0060.00917.51
7.2.90.0060.00717.59
7.2.80.0070.00517.58
7.2.70.0040.01017.58
7.2.60.0090.00717.34
7.2.50.0030.01117.57
7.2.40.0060.00817.78
7.2.30.0100.00117.66
7.2.20.0080.00817.58
7.2.10.0070.01017.64
7.2.00.0060.00818.10
7.1.330.0030.01316.66
7.1.320.0040.00916.59
7.1.310.0030.00916.51
7.1.300.0040.00716.66
7.1.290.0080.00616.50
7.1.280.0050.00616.55
7.1.270.0040.00916.54
7.1.260.0050.01016.44
7.1.250.0050.00716.51
7.1.240.0080.00317.28
7.1.230.0040.01117.34
7.1.220.0000.01417.32
7.1.210.0120.00417.29
7.1.200.0050.00616.49
7.1.190.0060.01017.25
7.1.180.0030.01217.27
7.1.170.0080.00817.31
7.1.160.0050.00517.27
7.1.150.0110.00717.18
7.1.140.0000.01617.27
7.1.130.0070.00717.31
7.1.120.0100.00017.29
7.1.110.0100.00617.41
7.1.100.0050.00917.82
7.1.90.0000.01417.35
7.1.80.0100.00617.48
7.1.70.0060.01017.22
7.1.60.0060.00818.21
7.1.50.0020.01617.03
7.1.40.0030.01417.36
7.1.30.0000.01117.30
7.1.20.0060.00917.31
7.1.10.0120.00417.38
7.1.00.0080.04119.97
7.0.330.0130.00016.90
7.0.320.0080.00416.86
7.0.310.0040.01117.04
7.0.300.0000.01617.11
7.0.290.0070.00716.94
7.0.280.0060.00616.89
7.0.270.0030.01016.89
7.0.260.0080.00816.83
7.0.250.0040.01117.12
7.0.240.0070.00716.92
7.0.230.0040.00817.05
7.0.220.0030.01116.88
7.0.210.0060.00616.88
7.0.200.0060.00616.66
7.0.190.0040.00416.88
7.0.180.0030.01017.05
7.0.170.0030.01016.80
7.0.160.0030.01016.97
7.0.150.0070.00716.88
7.0.140.0040.01316.89
7.0.130.0060.00617.11
7.0.120.0090.00616.90
7.0.110.0060.00617.00
7.0.100.0050.01416.99
7.0.90.0100.00716.99
7.0.80.0030.00717.01
7.0.70.0070.00717.05
7.0.60.0050.03618.45
7.0.50.0030.04717.45
7.0.40.0030.02717.47
7.0.30.0160.03617.51
7.0.20.0140.02817.57
7.0.10.0050.04317.47
7.0.00.0090.04417.54
5.6.400.0070.01015.77
5.6.390.0070.00316.08
5.6.380.0080.00816.00
5.6.370.0120.00415.77
5.6.360.0030.01015.84
5.6.350.0090.00316.07
5.6.340.0000.01416.13
5.6.330.0060.00915.96
5.6.320.0040.01116.30
5.6.310.0060.01016.03
5.6.300.0000.01016.01
5.6.290.0070.01016.02
5.6.280.0030.03518.32
5.6.270.0030.00615.78
5.6.260.0090.00616.06
5.6.250.0070.00715.68
5.6.240.0130.00315.80
5.6.230.0040.01116.00
5.6.220.0090.01215.82
5.6.210.0050.03518.27
5.6.200.0070.04717.03
5.6.190.0080.02218.31
5.6.180.0270.02818.17
5.6.170.0110.02618.19
5.6.160.0130.02518.17
5.6.150.0030.03717.14
5.6.140.0020.03916.98
5.6.130.0080.04317.09
5.6.120.0080.03718.52
5.6.110.0080.04218.36
5.6.100.0100.04518.34
5.6.90.0080.04518.41
5.6.80.0090.02118.06
5.6.70.0030.01315.80
5.6.60.0000.01215.96
5.6.50.0120.00015.76
5.6.40.0030.00915.94
5.6.30.0060.01215.97
5.6.20.0080.00315.74
5.6.10.0090.00915.82
5.6.00.0060.01015.97
5.5.380.0070.00716.11
5.5.370.0090.00615.86
5.5.360.0060.00916.15
5.5.350.0030.02318.22
5.5.340.0090.04116.90
5.5.330.0070.04018.17
5.5.320.1470.02218.14
5.5.310.0150.04618.10
5.5.300.0070.04716.86
5.5.290.0080.04516.90
5.5.280.0030.03518.33
5.5.270.0130.03518.33
5.5.260.0110.03718.21
5.5.250.0060.04018.19
5.5.240.0130.04117.98
5.5.230.0090.00615.50
5.5.220.0070.00715.86
5.5.210.0060.00915.73
5.5.200.0080.00415.67
5.5.190.0070.00415.55
5.5.180.0040.01215.66
5.5.170.0070.01015.66
5.5.160.0100.00715.79
5.5.150.0090.00015.60
5.5.140.0150.00015.76
5.5.130.0070.00416.00
5.5.120.0060.00915.89
5.5.110.0100.00315.78
5.5.100.0030.01015.79
5.5.90.0030.00715.96
5.5.80.0000.01515.84
5.5.70.0100.00315.70
5.5.60.0100.00715.82
5.5.50.0120.00615.90
5.5.40.0100.01015.75
5.5.30.0000.01115.52
5.5.20.0070.00715.83
5.5.10.0080.00815.84
5.5.00.0040.01415.62
5.4.450.0520.03816.09
5.4.440.0520.03716.13
5.4.430.0350.03515.95
5.4.420.0370.03416.17
5.4.410.0380.03215.95
5.4.400.0530.03515.82
5.4.390.0420.04815.85
5.4.380.0340.04915.78
5.4.370.0450.02815.98
5.4.360.0400.03816.04
5.4.350.0510.03115.73
5.4.340.0420.04015.82
5.4.330.0000.01512.68
5.4.320.0450.04415.93
5.4.310.0350.03615.89
5.4.300.0330.03315.94
5.4.290.0320.03416.04
5.4.280.0480.04215.96
5.4.270.0430.03715.87
5.4.260.0550.03915.95
5.4.250.0470.04215.96
5.4.240.0450.04015.88
5.4.230.0420.03815.84
5.4.220.0560.03615.94
5.4.210.0450.04015.83
5.4.200.0390.02815.85
5.4.190.0390.03415.79
5.4.180.0430.02715.73
5.4.170.0380.03215.95
5.4.160.0330.03315.94
5.4.150.0330.03315.84
5.4.140.0280.03414.59
5.4.130.0320.02714.57
5.4.120.0320.02714.53
5.4.110.0280.02614.57
5.4.100.0270.02914.46
5.4.90.0250.03214.67
5.4.80.0370.02414.58
5.4.70.0120.02614.48
5.4.60.0150.03814.56
5.4.50.0020.03514.44
5.4.40.0180.01614.40
5.4.30.0220.03314.53
5.4.20.0180.03314.49
5.4.10.0000.01112.66
5.4.00.0000.00912.69

preferences:
60.65 ms | 400 KiB | 5 Q