3v4l.org

run code in 300+ PHP versions simultaneously
<?php $A = array(9,4,10); function standard_deviation($A){ if(is_array($sample)){ $mean = array_sum($sample) / count($sample); foreach($sample as $key => $num) $devs[$key] = pow($num - $mean, 2); return sqrt(array_sum($devs) / (count($devs) - 1)); } } ?>

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)
8.3.60.0110.00416.50
8.3.50.0090.00722.03
8.3.40.0040.01118.57
8.3.30.0100.00719.09
8.3.20.0000.00820.22
8.3.10.0000.00823.48
8.3.00.0080.00020.80
8.2.180.0110.00718.54
8.2.170.0110.00422.96
8.2.160.0040.01120.10
8.2.150.0040.00424.18
8.2.140.0140.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00820.85
8.2.110.0040.00422.11
8.2.100.0040.00819.51
8.2.90.0040.00419.04
8.2.80.0080.00017.97
8.2.70.0000.00917.38
8.2.60.0050.00317.93
8.2.50.0080.00018.07
8.2.40.0050.00319.76
8.2.30.0040.00418.07
8.2.20.0080.00017.59
8.2.10.0040.00417.96
8.2.00.0000.00817.62
8.1.280.0070.01325.92
8.1.270.0040.00423.61
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.81
8.1.230.0080.00319.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.00
8.1.190.0040.00417.10
8.1.180.0050.00319.01
8.1.170.0040.00418.56
8.1.160.0000.00721.96
8.1.150.0000.00818.56
8.1.140.0000.00717.40
8.1.130.0000.00817.87
8.1.120.0000.00717.28
8.1.110.0050.00217.27
8.1.100.0080.00017.27
8.1.90.0000.00817.39
8.1.80.0000.00717.31
8.1.70.0030.00317.31
8.1.60.0040.00417.49
8.1.50.0060.00317.48
8.1.40.0000.00817.32
8.1.30.0000.00817.57
8.1.20.0000.00717.44
8.1.10.0070.00017.33
8.1.00.0000.00717.42
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0000.00718.31
8.0.270.0030.00317.10
8.0.260.0030.00317.17
8.0.250.0030.00316.86
8.0.240.0000.00716.77
8.0.230.0030.00316.80
8.0.220.0030.00316.83
8.0.210.0000.00716.81
8.0.200.0040.00416.85
8.0.190.0030.00316.85
8.0.180.0000.00716.74
8.0.170.0030.00516.83
8.0.160.0070.00016.77
8.0.150.0040.00416.80
8.0.140.0040.00716.86
8.0.130.0030.00313.24
8.0.120.0040.00416.68
8.0.110.0020.00516.71
8.0.100.0040.00416.82
8.0.90.0000.00816.89
8.0.80.0060.01016.79
8.0.70.0070.00016.76
8.0.60.0070.00016.68
8.0.50.0050.00216.79
8.0.30.0130.00517.11
8.0.20.0140.00817.40
8.0.10.0000.00816.83
8.0.00.0080.01016.83
7.4.330.0000.00515.08
7.4.320.0000.00716.34
7.4.300.0060.00016.53
7.4.290.0030.00316.34
7.4.280.0070.00016.51
7.4.270.0030.00316.57
7.4.260.0060.00316.50
7.4.250.0040.00416.52
7.4.240.0030.00416.47
7.4.230.0070.00016.58
7.4.220.0090.01316.54
7.4.210.0070.00716.49
7.4.200.0000.00716.61
7.4.190.0000.00716.50
7.4.160.0060.01016.26
7.4.150.0070.01417.40
7.4.140.0110.00717.86
7.4.130.0090.00816.24
7.4.120.0110.00616.30
7.4.110.0130.00416.44
7.4.100.0090.00916.35
7.4.90.0030.01416.42
7.4.80.0040.02019.39
7.4.70.0160.00016.30
7.4.60.0120.00416.33
7.4.50.0060.00316.18
7.4.40.0070.01116.53
7.4.30.0140.00716.23
7.4.00.0060.01214.67
7.3.330.0050.00013.18
7.3.320.0030.00313.20
7.3.310.0080.00016.15
7.3.300.0030.00316.16
7.3.290.0030.01716.17
7.3.280.0070.01216.14
7.3.270.0090.01517.40
7.3.260.0110.00516.27
7.3.250.0110.00816.29
7.3.240.0170.00016.16
7.3.230.0080.00816.45
7.3.210.0060.01216.49
7.3.200.0000.01619.39
7.3.190.0130.00316.25
7.3.180.0110.00616.30
7.3.170.0110.01116.27
7.3.160.0090.01316.32
7.3.120.0100.00314.97
7.2.330.0150.00316.59
7.2.320.0030.01916.42
7.2.310.0110.00916.18
7.2.300.0100.01416.43
7.2.290.0040.01616.61
7.2.00.0030.01019.34
7.1.100.0100.00318.03
7.1.70.0120.00016.96
7.1.60.0130.01019.46
7.1.50.0000.01716.80
7.1.00.0130.06322.27
7.0.200.0040.00816.50
7.0.140.0030.07322.15
7.0.60.0100.08321.77
7.0.50.0100.08017.88
7.0.40.0230.06020.27
7.0.30.0200.04320.25
7.0.20.0230.05320.33
7.0.10.0100.06720.30
7.0.00.0200.07320.20
5.6.280.0000.07721.05
5.6.210.0130.07320.51
5.6.200.0170.06718.29
5.6.190.0030.05320.61
5.6.180.0530.07320.60
5.6.170.0170.04320.53
5.6.160.0030.05720.39
5.6.150.0000.04718.15
5.6.140.0070.04318.15
5.6.130.0030.06318.16
5.6.120.0070.06721.03
5.6.110.0100.04721.02
5.6.100.0000.04320.98
5.6.90.0070.06020.97
5.6.80.0200.06720.48
5.5.350.3100.03320.44
5.5.340.0000.04317.98
5.5.330.0070.05720.27
5.5.320.0030.04320.32
5.5.310.0200.04320.25
5.5.300.0030.08317.99
5.5.290.0030.04718.07
5.5.280.0130.03320.77
5.5.270.0000.04320.73
5.5.260.0030.08720.76
5.5.250.0070.08720.79
5.5.240.0330.06320.27
5.4.450.0470.06019.41
5.4.440.1000.05719.47
5.4.430.0900.05719.47
5.4.420.0900.05019.46
5.4.410.1200.05319.21
5.4.400.0930.04719.25
5.4.390.0530.05019.38
5.4.380.0430.05718.44
5.4.370.0470.04718.52
5.4.360.0330.05318.75
5.4.350.0470.05318.78
5.4.340.0400.06018.77
5.4.320.0110.03512.51
5.4.310.0060.05312.50
5.4.300.0120.03412.50
5.4.290.0090.04212.50
5.4.280.0060.05312.40
5.4.270.0080.04612.39
5.4.260.0040.05912.40
5.4.250.0080.05312.40
5.4.240.0050.05512.40
5.4.230.0070.05512.39
5.4.220.0120.09212.39
5.4.210.0100.06012.39
5.4.200.0070.05612.39
5.4.190.0120.05512.38
5.4.180.0080.05812.39
5.4.170.0090.05212.39
5.4.160.0120.04612.39
5.4.150.0080.05212.38
5.4.140.0080.06112.07
5.4.130.0100.05012.06
5.4.120.0100.05812.02
5.4.110.0060.05312.02
5.4.100.0100.04912.02
5.4.90.0090.05012.01
5.4.80.0030.05712.02
5.4.70.0080.05112.00
5.4.60.0120.05712.00
5.4.50.0140.05412.00
5.4.40.0080.05612.00
5.4.30.0100.04111.99
5.4.20.0110.04712.00
5.4.10.0130.04811.99
5.4.00.0130.06911.48
5.3.290.0080.06112.80
5.3.280.0060.05412.71
5.3.270.0070.05612.73
5.3.260.0080.05512.72
5.3.250.0080.05412.71
5.3.240.0050.05712.72
5.3.230.0140.05712.71
5.3.220.0110.05512.68
5.3.210.0170.06812.68
5.3.200.0130.05112.68
5.3.190.0070.05112.68
5.3.180.0130.04312.67
5.3.170.0070.04912.66
5.3.160.0050.05012.67
5.3.150.0140.04412.67
5.3.140.0110.05112.66
5.3.130.0120.05212.65
5.3.120.0090.05312.66
5.3.110.0090.05612.66
5.3.100.0100.05312.12
5.3.90.0130.04912.10
5.3.80.0150.04712.09
5.3.70.0140.04812.09
5.3.60.0070.05412.08
5.3.50.0130.05112.02
5.3.40.0130.05012.02
5.3.30.0120.04811.98
5.3.20.0110.04811.76
5.3.10.0080.04511.73
5.3.00.0080.04711.72
5.2.170.0100.0399.21
5.2.160.0080.0419.21
5.2.150.0060.0429.21
5.2.140.0080.0409.21
5.2.130.0050.0419.18
5.2.120.0050.0379.17
5.2.110.0060.0379.18
5.2.100.0050.0399.18
5.2.90.0060.0399.18
5.2.80.0060.0409.17
5.2.70.0060.0419.17
5.2.60.0120.0349.13
5.2.50.0050.0409.09
5.2.40.0100.0339.07
5.2.30.0070.0389.04
5.2.20.0060.0369.03
5.2.10.0070.0358.94
5.2.00.0100.0348.80
5.1.60.0060.0318.09
5.1.50.0060.0318.08
5.1.40.0060.0328.06
5.1.30.0080.0328.41
5.1.20.0060.0358.43
5.1.10.0040.0358.16
5.1.00.0030.0378.16
5.0.50.0020.0296.63
5.0.40.0050.0266.50
5.0.30.0030.0406.31
5.0.20.0050.0246.27
5.0.10.0080.0266.26
5.0.00.0080.0356.25
4.4.90.0030.0224.78
4.4.80.0040.0224.75
4.4.70.0040.0214.75
4.4.60.0050.0184.75
4.4.50.0010.0234.77
4.4.40.0040.0314.71
4.4.30.0040.0234.76
4.4.20.0040.0204.84
4.4.10.0040.0284.85
4.4.00.0050.0304.76
4.3.110.0050.0234.67
4.3.100.0030.0224.67
4.3.90.0050.0194.63
4.3.80.0060.0294.58
4.3.70.0140.0334.63
4.3.60.0070.0274.63
4.3.50.0050.0254.63
4.3.40.0040.0394.54
4.3.30.0000.0293.30
4.3.20.0030.0273.28
4.3.10.0050.0233.24
4.3.00.0130.01316.12

preferences:
52.74 ms | 401 KiB | 5 Q